2018-11-30 10:45:21,534 INFO [org.jboss.modules] (main) JBoss Modules version 1.5.1.Final 2018-11-30 10:45:23,398 INFO [org.jboss.msc] (main) JBoss MSC version 1.2.6.Final 2018-11-30 10:45:23,519 INFO [org.jboss.as] (MSC service thread 1-8) WFLYSRV0049: WildFly Full 10.0.0.Final (WildFly Core 2.0.10.Final) starting 2018-11-30 10:45:23,521 DEBUG [org.jboss.as.config] (MSC service thread 1-8) Configured system properties: awt.toolkit = sun.awt.windows.WToolkit file.encoding = Cp1251 file.encoding.pkg = sun.io file.separator = \ java.awt.graphicsenv = sun.awt.Win32GraphicsEnvironment java.awt.printerjob = sun.awt.windows.WPrinterJob java.class.path = G:\Development\Servers\last-wildfly\jboss-modules.jar java.class.version = 52.0 java.endorsed.dirs = C:\Program Files\Java\jre1.8.0_144\lib\endorsed java.ext.dirs = C:\Program Files\Java\jre1.8.0_144\lib\ext;C:\WINDOWS\Sun\Java\lib\ext java.home = C:\Program Files\Java\jre1.8.0_144 java.io.tmpdir = C:\Users\MESSIE~1\AppData\Local\Temp\ java.library.path = C:\ProgramData\Oracle\Java\javapath;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\Oracle\Java\javapath;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files\MySQL\MySQL Utilities 1.6\;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;g:\games\iracing;g:\games\iracing;G:\Development\Servers\gradle-4.5.1\bin;C:\Program Files\dotnet\;C:\Program Files\CMake\bin;C:\Program Files\Microsoft SQL Server\130\Tools\Binn\;G:\Soft\nodejs\;C:\WINDOWS\System32\OpenSSH\;C:\Program Files\Git\cmd;C:\Users\Messier82\AppData\Local\Microsoft\WindowsApps;C:\Program Files (x86)\Microsoft VS Code\bin;C:\Users\Messier82\AppData\Roaming\npm;;C:\Program Files\Docker Toolbox;. java.net.preferIPv4Stack = true java.runtime.name = Java(TM) SE Runtime Environment java.runtime.version = 1.8.0_144-b01 java.specification.name = Java Platform API Specification java.specification.vendor = Oracle Corporation java.specification.version = 1.8 java.util.logging.manager = org.jboss.logmanager.LogManager java.vendor = Oracle Corporation java.vendor.url = http://java.oracle.com/ java.vendor.url.bug = http://bugreport.sun.com/bugreport/ java.version = 1.8.0_144 java.vm.info = mixed mode java.vm.name = Java HotSpot(TM) 64-Bit Server VM java.vm.specification.name = Java Virtual Machine Specification java.vm.specification.vendor = Oracle Corporation java.vm.specification.version = 1.8 java.vm.vendor = Oracle Corporation java.vm.version = 25.144-b01 javax.management.builder.initial = org.jboss.as.jmx.PluggableMBeanServerBuilder javax.xml.datatype.DatatypeFactory = __redirected.__DatatypeFactory javax.xml.parsers.DocumentBuilderFactory = __redirected.__DocumentBuilderFactory javax.xml.parsers.SAXParserFactory = __redirected.__SAXParserFactory javax.xml.stream.XMLEventFactory = __redirected.__XMLEventFactory javax.xml.stream.XMLInputFactory = __redirected.__XMLInputFactory javax.xml.stream.XMLOutputFactory = __redirected.__XMLOutputFactory javax.xml.transform.TransformerFactory = __redirected.__TransformerFactory javax.xml.validation.SchemaFactory:http://www.w3.org/2001/XMLSchema = __redirected.__SchemaFactory javax.xml.xpath.XPathFactory:http://java.sun.com/jaxp/xpath/dom = __redirected.__XPathFactory jboss.home.dir = G:\Development\Servers\last-wildfly jboss.host.name = desktop-ap5tg7f jboss.modules.dir = G:\Development\Servers\last-wildfly\modules jboss.modules.system.pkgs = org.jboss.byteman jboss.node.name = desktop-ap5tg7f jboss.qualified.host.name = desktop-ap5tg7f jboss.server.base.dir = G:\Development\Servers\last-wildfly\standalone jboss.server.config.dir = G:\Development\Servers\last-wildfly\standalone\configuration jboss.server.data.dir = G:\Development\Servers\last-wildfly\standalone\data jboss.server.deploy.dir = G:\Development\Servers\last-wildfly\standalone\data\content jboss.server.log.dir = G:\Development\Servers\last-wildfly\standalone\log jboss.server.name = desktop-ap5tg7f jboss.server.persist.config = true jboss.server.temp.dir = G:\Development\Servers\last-wildfly\standalone\tmp line.separator = logging.configuration = file:G:\Development\Servers\last-wildfly\standalone\configuration/logging.properties module.path = G:\Development\Servers\last-wildfly\modules org.jboss.boot.log.file = G:\Development\Servers\last-wildfly\standalone\log\server.log org.jboss.resolver.warning = true org.xml.sax.driver = __redirected.__XMLReaderFactory os.arch = amd64 os.name = Windows 10 os.version = 10.0 path.separator = ; program.name = standalone.bat sun.arch.data.model = 64 sun.boot.class.path = C:\Program Files\Java\jre1.8.0_144\lib\resources.jar;C:\Program Files\Java\jre1.8.0_144\lib\rt.jar;C:\Program Files\Java\jre1.8.0_144\lib\sunrsasign.jar;C:\Program Files\Java\jre1.8.0_144\lib\jsse.jar;C:\Program Files\Java\jre1.8.0_144\lib\jce.jar;C:\Program Files\Java\jre1.8.0_144\lib\charsets.jar;C:\Program Files\Java\jre1.8.0_144\lib\jfr.jar;C:\Program Files\Java\jre1.8.0_144\classes sun.boot.library.path = C:\Program Files\Java\jre1.8.0_144\bin sun.cpu.endian = little sun.cpu.isalist = amd64 sun.desktop = windows sun.io.unicode.encoding = UnicodeLittle sun.java.command = G:\Development\Servers\last-wildfly\jboss-modules.jar -mp G:\Development\Servers\last-wildfly\modules org.jboss.as.standalone -Djboss.home.dir=G:\Development\Servers\last-wildfly --server-config=standalone.pvstream-dev.xml sun.java.launcher = SUN_STANDARD sun.jnu.encoding = Cp1251 sun.management.compiler = HotSpot 64-Bit Tiered Compilers sun.os.patch.level = user.country = US user.dir = G:\Development\Servers\last-wildfly\bin user.home = C:\Users\Messier82 user.language = en user.name = Messier82 user.script = user.timezone = Europe/Helsinki user.variant = 2018-11-30 10:45:23,525 DEBUG [org.jboss.as.config] (MSC service thread 1-8) VM Arguments: -Dprogram.name=standalone.bat -Xms64M -Xmx1024M -XX:MetaspaceSize=96M -XX:MaxMetaspaceSize=256m -Djava.net.preferIPv4Stack=true -Djboss.modules.system.pkgs=org.jboss.byteman -agentlib:jdwp=transport=dt_socket,address=9990,server=y,suspend=n -Dorg.jboss.boot.log.file=G:\Development\Servers\last-wildfly\standalone\log\server.log -Dlogging.configuration=file:G:\Development\Servers\last-wildfly\standalone\configuration/logging.properties 2018-11-30 10:45:30,583 INFO [org.jboss.as.server] (Controller Boot Thread) WFLYSRV0039: Creating http management service using socket-binding (management-http) 2018-11-30 10:45:30,657 INFO [org.xnio] (MSC service thread 1-1) XNIO version 3.3.4.Final 2018-11-30 10:45:30,695 INFO [org.xnio.nio] (MSC service thread 1-1) XNIO NIO Implementation Version 3.3.4.Final 2018-11-30 10:45:30,774 WARN [org.jboss.as.txn] (ServerService Thread Pool -- 52) WFLYTX0013: Node identifier property is set to the default value. Please make sure it is unique. 2018-11-30 10:45:30,780 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 37) WFLYCLINF0001: Activating Infinispan subsystem. 2018-11-30 10:45:30,780 INFO [org.jboss.as.security] (ServerService Thread Pool -- 51) WFLYSEC0002: Activating Security Subsystem 2018-11-30 10:45:30,793 INFO [org.jboss.as.security] (MSC service thread 1-2) WFLYSEC0001: Current PicketBox version=4.9.4.Final 2018-11-30 10:45:30,801 INFO [org.wildfly.extension.io] (ServerService Thread Pool -- 36) WFLYIO001: Worker 'default' has auto-configured to 32 core threads with 256 task threads based on your 16 available processors 2018-11-30 10:45:31,496 INFO [org.jboss.as.connector] (MSC service thread 1-8) WFLYJCA0009: Starting JCA Subsystem (WildFly/IronJacamar 1.3.2.Final) 2018-11-30 10:45:31,531 INFO [org.jboss.as.webservices] (ServerService Thread Pool -- 54) WFLYWS0002: Activating WebServices Extension 2018-11-30 10:45:31,602 INFO [org.jboss.as.naming] (ServerService Thread Pool -- 44) WFLYNAM0001: Activating Naming Subsystem 2018-11-30 10:45:31,686 WARN [org.jboss.as.mail.extension] (MSC service thread 1-8) WFLYMAIL0009: Host name [mx.int] could not be resolved! 2018-11-30 10:45:31,813 INFO [org.jboss.remoting] (MSC service thread 1-4) JBoss Remoting version 4.0.18.Final 2018-11-30 10:45:31,697 INFO [org.jboss.as.mail.extension] (MSC service thread 1-3) WFLYMAIL0001: Bound mail session [java:jboss/mail/Default] 2018-11-30 10:45:31,696 INFO [org.jboss.as.naming] (MSC service thread 1-6) WFLYNAM0003: Starting Naming Service 2018-11-30 10:45:32,516 INFO [org.jboss.as.connector.subsystems.datasources] (ServerService Thread Pool -- 32) WFLYJCA0005: Deploying non-JDBC-compliant driver class com.mysql.jdbc.Driver (version 5.1) 2018-11-30 10:45:32,518 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-1) WFLYJCA0018: Started Driver service with driver-name = MySqlJDBCDriver 2018-11-30 10:45:33,467 INFO [org.jboss.as.connector.subsystems.datasources] (ServerService Thread Pool -- 32) WFLYJCA0004: Deploying JDBC-compliant driver class org.h2.Driver (version 1.3) 2018-11-30 10:45:33,467 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-1) WFLYJCA0018: Started Driver service with driver-name = h2 2018-11-30 10:45:33,587 INFO [org.wildfly.extension.undertow] (MSC service thread 1-8) WFLYUT0003: Undertow 1.3.15.Final starting 2018-11-30 10:45:33,587 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 53) WFLYUT0003: Undertow 1.3.15.Final starting 2018-11-30 10:45:33,672 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-5) WFLYJCA0001: Bound data source [java:jboss/datasources/hardware] 2018-11-30 10:45:33,672 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-1) WFLYJCA0001: Bound data source [java:jboss/datasources/pvstream] 2018-11-30 10:45:33,673 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-1) WFLYJCA0001: Bound data source [java:jboss/datasources/ExampleDS] 2018-11-30 10:45:33,791 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 53) WFLYUT0014: Creating file handler for path 'G:\Development\Servers\last-wildfly/welcome-content' with options [directory-listing: 'false', follow-symlink: 'false', case-sensitive: 'true', safe-symlink-paths: '[]'] 2018-11-30 10:45:33,853 INFO [org.wildfly.extension.undertow] (MSC service thread 1-8) WFLYUT0012: Started server default-server. 2018-11-30 10:45:33,859 INFO [org.wildfly.extension.undertow] (MSC service thread 1-1) WFLYUT0018: Host default-host starting 2018-11-30 10:45:33,939 INFO [org.wildfly.extension.undertow] (MSC service thread 1-8) WFLYUT0006: Undertow HTTP listener default listening on 127.0.0.1:8180 2018-11-30 10:45:34,095 INFO [org.jboss.as.ejb3] (MSC service thread 1-1) WFLYEJB0481: Strict pool slsb-strict-max-pool is using a max instance size of 256 (per class), which is derived from thread worker pool sizing. 2018-11-30 10:45:34,096 INFO [org.jboss.as.ejb3] (MSC service thread 1-1) WFLYEJB0482: Strict pool mdb-strict-max-pool is using a max instance size of 64 (per class), which is derived from the number of CPUs on this host. 2018-11-30 10:45:34,910 INFO [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0027: Starting deployment of "ROOT.war" (runtime-name: "ROOT.war") 2018-11-30 10:45:34,953 INFO [org.jboss.as.server.deployment.scanner] (MSC service thread 1-2) WFLYDS0013: Started FileSystemDeploymentService for directory G:\Development\Servers\last-wildfly\standalone\deployments 2018-11-30 10:45:35,351 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-1) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 10:45:35,351 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-4) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 10:45:35,352 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-8) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 10:45:35,351 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-7) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 10:45:35,984 INFO [org.jboss.ws.common.management] (MSC service thread 1-3) JBWS022052: Starting JBossWS 5.1.3.Final (Apache CXF 3.1.4) 2018-11-30 10:45:48,013 WARN [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0059: Class Path entry xercesImpl.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 10:45:48,013 WARN [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0059: Class Path entry xml-apis.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 10:45:48,014 WARN [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0059: Class Path entry serializer.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 10:45:50,359 INFO [org.jboss.as.jpa] (MSC service thread 1-5) WFLYJPA0002: Read persistence.xml for pvstreamPrimaryPU 2018-11-30 10:45:50,360 INFO [org.jboss.as.jpa] (MSC service thread 1-5) WFLYJPA0002: Read persistence.xml for pvMigrationPU 2018-11-30 10:45:50,988 WARN [org.jboss.as.dependency.private] (MSC service thread 1-5) WFLYSRV0018: Deployment "deployment.ROOT.war" is using a private module ("org.infinispan:main") which may be changed or removed in future versions without notice. 2018-11-30 10:45:51,130 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 56) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 10:45:51,130 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 59) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 10:45:51,225 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 59) HHH000204: Processing PersistenceUnitInfo [ name: pvMigrationPU ...] 2018-11-30 10:45:51,225 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 56) HHH000204: Processing PersistenceUnitInfo [ name: pvstreamPrimaryPU ...] 2018-11-30 10:45:51,384 INFO [org.jboss.weld.deployer] (MSC service thread 1-1) WFLYWELD0003: Processing weld deployment ROOT.war 2018-11-30 10:45:51,850 INFO [org.hibernate.Version] (ServerService Thread Pool -- 56) HHH000412: Hibernate Core {5.0.7.Final} 2018-11-30 10:45:51,851 INFO [org.hibernate.cfg.Environment] (ServerService Thread Pool -- 56) HHH000206: hibernate.properties not found 2018-11-30 10:45:51,852 INFO [org.hibernate.cfg.Environment] (ServerService Thread Pool -- 56) HHH000021: Bytecode provider name : javassist 2018-11-30 10:45:51,987 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 56) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 10:45:51,987 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 59) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 10:45:52,013 INFO [org.hibernate.annotations.common.Version] (ServerService Thread Pool -- 56) HCANN000001: Hibernate Commons Annotations {5.0.1.Final} 2018-11-30 10:45:52,306 INFO [org.hibernate.validator.internal.util.Version] (MSC service thread 1-1) HV000001: Hibernate Validator 5.2.3.Final 2018-11-30 10:45:52,511 INFO [org.apache.deltaspike.core.impl.config.EnvironmentPropertyConfigSourceProvider] (MSC service thread 1-1) Custom config found by DeltaSpike. Name: 'META-INF/apache-deltaspike.properties', URL: 'vfs:/G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/classes/META-INF/apache-deltaspike.properties' 2018-11-30 10:45:52,516 INFO [org.apache.deltaspike.core.util.ProjectStageProducer] (MSC service thread 1-1) Computed the following DeltaSpike ProjectStage: Production 2018-11-30 10:45:52,523 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-1) WFLYEJB0473: JNDI bindings for session bean named 'EmailPeriodicTimer' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:module/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:global/ROOT/EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer java:module/EmailPeriodicTimer 2018-11-30 10:45:52,523 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-1) WFLYEJB0473: JNDI bindings for session bean named 'DatabaseMigration' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:app/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:module/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:global/ROOT/DatabaseMigration java:app/ROOT/DatabaseMigration java:module/DatabaseMigration 2018-11-30 10:45:53,045 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-2) WFLYJCA0005: Deploying non-JDBC-compliant driver class com.mysql.cj.jdbc.Driver (version 6.0) 2018-11-30 10:45:53,048 WARN [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-2) WFLYJCA0003: Unable to instantiate driver class "org.olap4j.driver.xmla.XmlaOlap4jDriver": java.lang.NoSuchMethodException: org.olap4j.driver.xmla.XmlaOlap4jDriver.() 2018-11-30 10:45:53,049 INFO [org.jboss.weld.deployer] (MSC service thread 1-2) WFLYWELD0006: Starting Services for CDI deployment: ROOT.war 2018-11-30 10:45:53,253 INFO [org.jboss.weld.Version] (MSC service thread 1-2) WELD-000900: 2.3.2 (Final) 2018-11-30 10:45:53,328 INFO [org.jboss.weld.deployer] (MSC service thread 1-1) WFLYWELD0009: Starting weld service for deployment ROOT.war 2018-11-30 10:45:53,328 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-6) WFLYJCA0018: Started Driver service with driver-name = ROOT.war_com.mysql.cj.jdbc.Driver_6_0 2018-11-30 10:45:54,785 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 59) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 10:45:54,786 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 56) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 10:45:55,540 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 56) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 10:45:55,540 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 59) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 10:45:55,655 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 56) Envers integration enabled? : true 2018-11-30 10:45:55,655 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 59) Envers integration enabled? : true 2018-11-30 10:45:56,303 WARN [org.hibernate.boot.internal.SessionFactoryBuilderImpl] (ServerService Thread Pool -- 56) Unrecognized hbm2ddl_auto value : none. Supported values include create, create-drop, update, and validate. Ignoring 2018-11-30 10:45:58,079 INFO [org.hibernate.hql.internal.QueryTranslatorFactoryInitiator] (ServerService Thread Pool -- 56) HHH000397: Using ASTQueryTranslatorFactory 2018-11-30 10:45:58,501 INFO [org.jboss.weld.Event] (MSC service thread 1-2) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.exclude.extension.ExcludeExtension.vetoBeans(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 10:45:58,512 INFO [org.jboss.weld.Event] (MSC service thread 1-2) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.interceptor.GlobalInterceptorExtension.promoteInterceptors(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 10:45:58,515 INFO [org.jboss.weld.Event] (MSC service thread 1-2) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.message.MessageBundleExtension.detectInterfaces(@Observes ProcessAnnotatedType) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 10:46:02,290 INFO [org.flywaydb.core.internal.util.VersionPrinter] (ServerService Thread Pool -- 71) Flyway 4.0.3 by Boxfuse 2018-11-30 10:46:02,302 INFO [org.flywaydb.core.internal.dbsupport.DbSupportFactory] (ServerService Thread Pool -- 71) Database: jdbc:mysql://192.168.0.50:3306/pvstream?zeroDateTimeBehavior=convertToNull (MySQL 5.6) 2018-11-30 10:46:02,317 WARN [org.flywaydb.core.internal.util.scanner.classpath.ClassPathScanner] (ServerService Thread Pool -- 71) Unable to resolve location classpath:db/migration 2018-11-30 10:46:02,426 INFO [org.flywaydb.core.internal.command.DbValidate] (ServerService Thread Pool -- 71) Successfully validated 19 migrations (execution time 00:00.044s) 2018-11-30 10:46:02,533 INFO [org.flywaydb.core.internal.command.DbMigrate] (ServerService Thread Pool -- 71) Current version of schema `pvstream`: 1.893.3 2018-11-30 10:46:02,533 WARN [org.flywaydb.core.internal.command.DbMigrate] (ServerService Thread Pool -- 71) Schema `pvstream` has a version (1.893.3) that is newer than the latest available migration (1) ! 2018-11-30 10:46:02,537 INFO [org.flywaydb.core.internal.command.DbMigrate] (ServerService Thread Pool -- 71) Schema `pvstream` is up to date. No migration necessary. 2018-11-30 10:46:02,652 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (ServerService Thread Pool -- 65) EmailPeriodicTimer scheduled: ScheduleExpression[second=0,15,30,45 minute=* hour=* dayOfWeek=* dayOfMonth=* month=* year=* start=null end=null timezone=] 2018-11-30 10:46:02,904 INFO [io.undertow.servlet] (ServerService Thread Pool -- 65) Initializing Shiro environment 2018-11-30 10:46:02,904 INFO [org.apache.shiro.web.env.EnvironmentLoader] (ServerService Thread Pool -- 65) Starting Shiro environment initialization. 2018-11-30 10:46:03,361 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 65) WFLYCLINF0002: Started jpaResetPasswordRealm.authorizationCache cache from api container 2018-11-30 10:46:03,372 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 65) WFLYCLINF0002: Started jpaRealm.authorizationCache cache from api container 2018-11-30 10:46:03,373 INFO [org.apache.shiro.config.IniSecurityManagerFactory] (ServerService Thread Pool -- 65) Realms have been explicitly set on the SecurityManager instance - auto-setting of realms will not occur. 2018-11-30 10:46:03,379 INFO [org.apache.shiro.web.env.EnvironmentLoader] (ServerService Thread Pool -- 65) Shiro environment initialized in 473 ms. 2018-11-30 10:46:03,474 WARN [org.jboss.as.weld] (ServerService Thread Pool -- 65) WFLYWELD0052: Using deployment classloader to load proxy classes for module org.jboss.resteasy.resteasy-jaxrs:main. Package-private access will not work. To fix this the module should declare dependencies on [org.jboss.weld.core, org.jboss.weld.spi] 2018-11-30 10:46:03,807 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002225: Deploying javax.ws.rs.core.Application: class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,809 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.ManufacturerResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,809 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.TimeZoneResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,809 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.StringJsonMessageBodyWriter from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,809 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.usermanagement.UserManagementResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,809 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.InverterModelResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,809 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.UserResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,810 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.block.BlockResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,810 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.AdminResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,810 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.energyconsumption.EnergyUsageResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,810 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.project.ProjectInfoResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,810 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.annotations.AnnotationsResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,810 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.AnonymousResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,810 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.leadgeneration.LeadGenerationWidgetResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,810 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.LocaleResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,814 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.AppExceptionMapper from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,814 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.obstruction.ObstructionResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,814 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.lead.LeadResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,814 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.FavoritePVModule.FavoritePVModuleResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,814 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.currency.CurrencyCodeService from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,814 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.report.ReportResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,814 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.BusinessResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,814 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.StringMessageBodyWriter from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,815 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.ProjectResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,815 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.layout.LayoutResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,815 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.BooleanMessageBodyWriter from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,815 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.shading.ShadingResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,815 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.WireResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,815 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.FavoriteInverter.FavoriteInverterResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,815 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.proposal.ProposalResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,817 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.businessmodel.BusinessModelResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,817 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.AuthResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,818 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.CustomerResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,819 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.ModuleStringResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,819 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.PVModuleModelResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,819 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.Roof.RoofResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,819 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.TestResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,819 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.EnergyConsumptionResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,819 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.ElectricalDesignResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,819 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.VersionResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,819 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.InverterResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,820 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.Roof.RoofFaceResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,820 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.racking.RackingResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,820 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.localization.LocalizationResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:03,820 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 65) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.ElectricalResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:04,032 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 65) WFLYUT0021: Registered web context: / 2018-11-30 10:46:04,761 INFO [org.jboss.as.server] (Controller Boot Thread) WFLYSRV0010: Deployed "ROOT.war" (runtime-name : "ROOT.war") 2018-11-30 10:46:05,184 INFO [org.jboss.as] (Controller Boot Thread) WFLYSRV0060: Http management interface listening on http://127.0.0.1:10090/management 2018-11-30 10:46:05,184 INFO [org.jboss.as] (Controller Boot Thread) WFLYSRV0051: Admin console listening on http://127.0.0.1:10090 2018-11-30 10:46:05,184 INFO [org.jboss.as] (Controller Boot Thread) WFLYSRV0025: WildFly Full 10.0.0.Final (WildFly Core 2.0.10.Final) started in 45035ms - Started 531 of 892 services (468 services are lazy, passive or on-demand) 2018-11-30 10:46:05,566 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-6) WFLYJCA0019: Stopped Driver service with driver-name = ROOT.war_com.mysql.cj.jdbc.Driver_6_0 2018-11-30 10:46:05,572 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 65) WFLYUT0022: Unregistered web context: / 2018-11-30 10:46:05,575 INFO [io.undertow.servlet] (ServerService Thread Pool -- 65) Cleaning up Shiro Environment 2018-11-30 10:46:05,589 INFO [org.jboss.weld.deployer] (MSC service thread 1-4) WFLYWELD0010: Stopping weld service for deployment ROOT.war 2018-11-30 10:46:05,604 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 20) WFLYJPA0011: Stopping Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 10:46:05,604 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 6) WFLYJPA0011: Stopping Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 10:46:05,610 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 20) WFLYJPA0011: Stopping Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 10:46:05,610 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 6) WFLYJPA0011: Stopping Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 10:46:06,418 INFO [org.jboss.as.server.deployment] (MSC service thread 1-3) WFLYSRV0028: Stopped deployment ROOT.war (runtime-name: ROOT.war) in 856ms 2018-11-30 10:46:06,514 INFO [org.jboss.as.server] (management-handler-thread - 1) WFLYSRV0009: Undeployed "ROOT.war" (runtime-name: "ROOT.war") 2018-11-30 10:46:06,629 INFO [org.jboss.as.server.deployment] (MSC service thread 1-4) WFLYSRV0027: Starting deployment of "ROOT.war" (runtime-name: "ROOT.war") 2018-11-30 10:46:11,205 WARN [org.jboss.as.server.deployment] (MSC service thread 1-4) WFLYSRV0059: Class Path entry xercesImpl.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 10:46:11,205 WARN [org.jboss.as.server.deployment] (MSC service thread 1-4) WFLYSRV0059: Class Path entry xml-apis.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 10:46:11,205 WARN [org.jboss.as.server.deployment] (MSC service thread 1-4) WFLYSRV0059: Class Path entry serializer.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 10:46:11,253 INFO [org.jboss.as.jpa] (MSC service thread 1-4) WFLYJPA0002: Read persistence.xml for pvstreamPrimaryPU 2018-11-30 10:46:11,253 INFO [org.jboss.as.jpa] (MSC service thread 1-4) WFLYJPA0002: Read persistence.xml for pvMigrationPU 2018-11-30 10:46:11,517 WARN [org.jboss.as.dependency.private] (MSC service thread 1-6) WFLYSRV0018: Deployment "deployment.ROOT.war" is using a private module ("org.infinispan:main") which may be changed or removed in future versions without notice. 2018-11-30 10:46:11,521 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 6) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 10:46:11,521 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 20) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 10:46:11,522 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 6) HHH000204: Processing PersistenceUnitInfo [ name: pvstreamPrimaryPU ...] 2018-11-30 10:46:11,522 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 20) HHH000204: Processing PersistenceUnitInfo [ name: pvMigrationPU ...] 2018-11-30 10:46:11,530 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 6) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 10:46:11,538 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 20) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 10:46:11,602 INFO [org.jboss.weld.deployer] (MSC service thread 1-6) WFLYWELD0003: Processing weld deployment ROOT.war 2018-11-30 10:46:11,633 INFO [org.apache.deltaspike.core.impl.config.EnvironmentPropertyConfigSourceProvider] (MSC service thread 1-6) Custom config found by DeltaSpike. Name: 'META-INF/apache-deltaspike.properties', URL: 'vfs:/G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/classes/META-INF/apache-deltaspike.properties' 2018-11-30 10:46:11,639 INFO [org.apache.deltaspike.core.util.ProjectStageProducer] (MSC service thread 1-6) Computed the following DeltaSpike ProjectStage: Production 2018-11-30 10:46:11,647 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-6) WFLYEJB0473: JNDI bindings for session bean named 'EmailPeriodicTimer' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:module/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:global/ROOT/EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer java:module/EmailPeriodicTimer 2018-11-30 10:46:11,647 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-6) WFLYEJB0473: JNDI bindings for session bean named 'DatabaseMigration' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:app/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:module/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:global/ROOT/DatabaseMigration java:app/ROOT/DatabaseMigration java:module/DatabaseMigration 2018-11-30 10:46:11,771 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-6) WFLYJCA0005: Deploying non-JDBC-compliant driver class com.mysql.cj.jdbc.Driver (version 6.0) 2018-11-30 10:46:11,773 WARN [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-6) WFLYJCA0003: Unable to instantiate driver class "org.olap4j.driver.xmla.XmlaOlap4jDriver": java.lang.NoSuchMethodException: org.olap4j.driver.xmla.XmlaOlap4jDriver.() 2018-11-30 10:46:11,773 INFO [org.jboss.weld.deployer] (MSC service thread 1-6) WFLYWELD0006: Starting Services for CDI deployment: ROOT.war 2018-11-30 10:46:11,779 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-7) WFLYJCA0018: Started Driver service with driver-name = ROOT.war_com.mysql.cj.jdbc.Driver_6_0 2018-11-30 10:46:11,782 INFO [org.jboss.weld.deployer] (MSC service thread 1-2) WFLYWELD0009: Starting weld service for deployment ROOT.war 2018-11-30 10:46:13,476 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 6) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 10:46:13,476 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 20) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 10:46:13,477 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 20) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 10:46:13,480 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 6) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 10:46:13,483 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 20) Envers integration enabled? : true 2018-11-30 10:46:13,486 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 6) Envers integration enabled? : true 2018-11-30 10:46:13,621 WARN [org.hibernate.boot.internal.SessionFactoryBuilderImpl] (ServerService Thread Pool -- 6) Unrecognized hbm2ddl_auto value : none. Supported values include create, create-drop, update, and validate. Ignoring 2018-11-30 10:46:14,022 INFO [org.hibernate.hql.internal.QueryTranslatorFactoryInitiator] (ServerService Thread Pool -- 6) HHH000397: Using ASTQueryTranslatorFactory 2018-11-30 10:46:14,091 INFO [org.jboss.weld.Event] (MSC service thread 1-8) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.message.MessageBundleExtension.detectInterfaces(@Observes ProcessAnnotatedType) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 10:46:14,096 INFO [org.jboss.weld.Event] (MSC service thread 1-8) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.exclude.extension.ExcludeExtension.vetoBeans(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 10:46:14,101 INFO [org.jboss.weld.Event] (MSC service thread 1-8) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.interceptor.GlobalInterceptorExtension.promoteInterceptors(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 10:46:15,706 INFO [org.flywaydb.core.internal.util.VersionPrinter] (ServerService Thread Pool -- 5) Flyway 4.0.3 by Boxfuse 2018-11-30 10:46:15,726 INFO [org.flywaydb.core.internal.dbsupport.DbSupportFactory] (ServerService Thread Pool -- 5) Database: jdbc:mysql://192.168.0.50:3306/pvstream?zeroDateTimeBehavior=convertToNull (MySQL 5.6) 2018-11-30 10:46:15,743 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (ServerService Thread Pool -- 23) EmailPeriodicTimer scheduled: ScheduleExpression[second=0,15,30,45 minute=* hour=* dayOfWeek=* dayOfMonth=* month=* year=* start=null end=null timezone=] 2018-11-30 10:46:15,745 WARN [org.flywaydb.core.internal.util.scanner.classpath.ClassPathScanner] (ServerService Thread Pool -- 5) Unable to resolve location classpath:db/migration 2018-11-30 10:46:15,808 INFO [org.flywaydb.core.internal.command.DbValidate] (ServerService Thread Pool -- 5) Successfully validated 19 migrations (execution time 00:00.025s) 2018-11-30 10:46:15,903 INFO [org.flywaydb.core.internal.command.DbMigrate] (ServerService Thread Pool -- 5) Current version of schema `pvstream`: 1.893.3 2018-11-30 10:46:15,903 WARN [org.flywaydb.core.internal.command.DbMigrate] (ServerService Thread Pool -- 5) Schema `pvstream` has a version (1.893.3) that is newer than the latest available migration (1) ! 2018-11-30 10:46:15,906 INFO [org.flywaydb.core.internal.command.DbMigrate] (ServerService Thread Pool -- 5) Schema `pvstream` is up to date. No migration necessary. 2018-11-30 10:46:15,927 INFO [io.undertow.servlet] (ServerService Thread Pool -- 5) Initializing Shiro environment 2018-11-30 10:46:15,928 INFO [org.apache.shiro.web.env.EnvironmentLoader] (ServerService Thread Pool -- 5) Starting Shiro environment initialization. 2018-11-30 10:46:16,032 INFO [org.apache.shiro.config.IniSecurityManagerFactory] (ServerService Thread Pool -- 5) Realms have been explicitly set on the SecurityManager instance - auto-setting of realms will not occur. 2018-11-30 10:46:16,041 INFO [org.apache.shiro.web.env.EnvironmentLoader] (ServerService Thread Pool -- 5) Shiro environment initialized in 113 ms. 2018-11-30 10:46:16,054 WARN [org.jboss.as.weld] (ServerService Thread Pool -- 5) WFLYWELD0052: Using deployment classloader to load proxy classes for module org.jboss.resteasy.resteasy-jaxrs:main. Package-private access will not work. To fix this the module should declare dependencies on [org.jboss.weld.core, org.jboss.weld.spi] 2018-11-30 10:46:16,113 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002225: Deploying javax.ws.rs.core.Application: class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,114 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.ModuleStringResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,114 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.proposal.ProposalResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,114 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.AppExceptionMapper from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,114 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.TimeZoneResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,114 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.annotations.AnnotationsResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,114 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.ProjectResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,114 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.BooleanMessageBodyWriter from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,114 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.LocaleResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,114 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.businessmodel.BusinessModelResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,115 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.Roof.RoofResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,115 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.energyconsumption.EnergyUsageResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,115 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.AdminResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,115 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.ManufacturerResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,115 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.EnergyConsumptionResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.project.ProjectInfoResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.currency.CurrencyCodeService from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.StringMessageBodyWriter from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.FavoriteInverter.FavoriteInverterResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.AuthResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.PVModuleModelResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.Roof.RoofFaceResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.obstruction.ObstructionResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.lead.LeadResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.report.ReportResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.StringJsonMessageBodyWriter from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.CustomerResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.VersionResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,116 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.AnonymousResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.block.BlockResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.InverterResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.racking.RackingResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.InverterModelResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.ElectricalResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.layout.LayoutResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.TestResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.leadgeneration.LeadGenerationWidgetResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.localization.LocalizationResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.FavoritePVModule.FavoritePVModuleResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.shading.ShadingResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.UserResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.BusinessResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.WireResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,117 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.ElectricalDesignResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,118 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 5) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.usermanagement.UserManagementResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 10:46:16,192 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 5) WFLYUT0021: Registered web context: / 2018-11-30 10:46:16,238 INFO [org.jboss.as.server] (management-handler-thread - 1) WFLYSRV0010: Deployed "ROOT.war" (runtime-name : "ROOT.war") 2018-11-30 10:46:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 10:46:30,019 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 10:46:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 10:46:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 10:47:00,002 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 10:47:00,009 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 10:47:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 10:47:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 10:47:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 10:47:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 10:47:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 10:47:45,011 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 10:48:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 10:48:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 10:48:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 10:48:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 10:48:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 10:48:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 10:48:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 10:48:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 10:49:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 10:49:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 10:49:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 10:49:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 10:49:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 10:49:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 10:49:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 10:49:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 10:50:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 10:50:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 10:50:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 10:50:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 10:50:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 10:50:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 10:50:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 10:50:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 10:51:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 10:51:00,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 10:51:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 10:51:15,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 10:51:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 10:51:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 10:51:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 10:51:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 10:52:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 10:52:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 10:52:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 10:52:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 10:52:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 10:52:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 10:52:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 10:52:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 10:53:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 10:53:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 10:53:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 10:53:15,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 10:53:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 10:53:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 10:53:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 10:53:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 10:54:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 10:54:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 10:54:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 10:54:15,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 10:54:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 10:54:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 10:54:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 10:54:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 10:55:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 10:55:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 10:55:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 10:55:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 10:55:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 10:55:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 10:55:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 10:55:45,015 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 10:56:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 10:56:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 10:56:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 10:56:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 10:56:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 10:56:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 10:56:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 10:56:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 10:57:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 10:57:00,022 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 10:57:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 10:57:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 10:57:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 10:57:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 10:57:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 10:57:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 10:58:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 10:58:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 10:58:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 10:58:15,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 10:58:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 10:58:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 10:58:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 10:58:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 10:59:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 10:59:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 10:59:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 10:59:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 10:59:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 10:59:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 10:59:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 10:59:45,018 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 11:00:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:00:00,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 11:00:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:00:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 11:00:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:00:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 11:00:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:00:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 11:01:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:01:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 11:01:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:01:15,018 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 11:01:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:01:30,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 11:01:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:02:00,001 WARN [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0043: A previous execution of timer [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] is still in progress, skipping this overlapping scheduled execution at: Fri Nov 30 11:02:00 EET 2018. 2018-11-30 11:02:06,315 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08S01 2018-11-30 11:02:06,315 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. 2018-11-30 11:02:06,317 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not extract ResultSet at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not extract ResultSet at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not extract ResultSet at org.hibernate.exception.internal.SQLStateConversionDelegate.convert(SQLStateConversionDelegate.java:115) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:95) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:79) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) ... 86 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:02:06,322 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:02:06,322 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:02:06,322 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:02:06,323 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:02:06,323 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:02:06,324 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:02:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:02:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:02:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:02:15,003 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:02:15,006 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:02:15,006 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:02:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:02:15,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:02:15,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:02:15,008 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:02:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:02:30,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:02:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:02:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:02:30,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:02:30,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:02:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:02:30,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:02:30,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:02:30,007 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:02:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:02:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:02:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:02:45,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:02:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:02:45,004 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:02:45,004 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:02:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:02:45,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:02:45,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:02:45,005 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:03:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:03:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:03:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:03:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:03:00,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:03:00,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:03:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:03:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:03:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:03:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:03:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:03:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:03:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:03:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:03:15,005 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:03:15,005 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:03:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:03:15,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:03:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:03:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:03:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:03:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:03:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:03:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:03:30,003 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:03:30,003 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:03:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:03:30,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:03:30,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:03:30,004 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:03:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:03:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:03:45,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:03:45,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:03:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:03:45,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:03:45,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:03:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:03:45,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:03:45,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:03:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:04:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:04:00,019 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:04:00,019 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:04:00,020 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:04:00,022 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:04:00,022 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:04:00,022 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:04:00,023 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:04:00,023 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:04:00,023 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:04:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:04:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:04:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:04:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:04:15,006 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:04:15,006 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:04:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:04:15,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:04:15,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:04:15,007 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:04:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:04:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:04:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:04:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:04:30,007 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:04:30,007 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:04:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:04:30,008 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:04:30,008 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:04:30,008 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:04:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:04:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:04:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:04:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:04:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:04:45,003 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:04:45,003 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:04:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:04:45,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:04:45,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:04:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:05:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:05:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:05:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:05:00,003 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:05:00,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:05:00,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:05:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:05:00,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:05:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:05:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:05:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:05:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:05:15,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:05:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:05:15,002 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:05:15,002 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:05:15,002 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:05:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:05:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:05:15,003 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:05:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:05:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:05:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:05:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:05:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:05:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:05:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:05:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:05:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:05:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:05:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:05:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:05:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:05:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:05:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:05:45,006 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:05:45,006 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:05:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:05:45,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:05:45,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:05:45,007 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:06:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:06:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:06:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:06:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:06:00,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:06:00,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:06:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:06:00,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:06:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:06:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:06:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:06:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:06:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:06:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:06:15,004 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:06:15,004 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:06:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:06:15,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:06:15,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:06:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:06:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:06:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:06:30,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:06:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:06:30,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:06:30,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:06:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:06:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:06:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:06:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:06:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:06:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:06:45,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:06:45,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:06:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:06:45,007 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:06:45,007 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:06:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:06:45,008 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:06:45,008 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:06:45,008 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:07:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:07:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:07:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:07:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:07:00,004 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:07:00,004 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:07:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:07:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:07:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:07:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:07:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:07:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:07:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:07:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:07:15,003 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:07:15,003 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:07:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:07:15,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:07:15,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:07:15,004 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:07:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:07:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:07:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:07:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:07:30,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:07:30,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:07:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:07:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:07:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:07:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:07:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:07:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:07:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:07:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:07:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:07:45,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:07:45,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:07:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:07:45,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:07:45,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:07:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:08:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:08:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:08:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:08:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:08:00,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:08:00,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:08:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:08:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:08:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:08:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:08:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:08:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:08:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:08:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:08:15,006 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:08:15,006 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:08:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:08:15,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:08:15,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:08:15,007 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:08:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:08:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:08:30,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:08:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:08:30,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:08:30,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:08:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:08:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:08:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:08:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:08:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:08:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:08:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:08:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:08:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:08:45,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:08:45,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:08:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:08:45,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:08:45,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:08:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:09:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:09:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:09:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:09:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:09:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:09:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:09:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:09:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:09:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:09:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:09:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:09:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:09:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:09:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:09:15,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:09:15,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:09:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:09:15,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:09:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:09:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:09:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:09:30,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:09:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:09:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:09:30,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:09:30,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:09:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:09:30,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:09:30,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:09:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:09:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:09:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:09:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:09:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:09:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:09:45,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:09:45,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:09:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:09:45,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:09:45,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:09:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:10:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:10:00,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:10:00,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:10:00,004 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:10:00,006 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:10:00,006 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:10:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:10:00,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:10:00,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:10:00,007 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:10:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:10:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:10:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:10:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:10:15,004 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:10:15,004 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:10:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:10:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:10:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:10:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:10:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:10:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:10:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:10:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:10:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:10:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:10:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:10:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:10:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:10:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:10:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:10:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:10:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:10:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:10:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:10:45,003 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:10:45,003 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:10:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:10:45,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:10:45,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:10:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:11:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:11:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:11:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:11:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:11:00,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:11:00,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:11:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:11:00,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:11:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:11:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:11:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:11:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:11:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:11:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:11:15,003 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:11:15,003 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:11:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:11:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:11:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:11:15,004 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:11:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:11:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:11:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:11:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:11:30,007 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:11:30,007 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:11:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:11:30,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:11:30,008 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:11:30,008 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:11:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:11:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:11:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:11:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:11:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:11:45,007 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:11:45,007 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:11:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:11:45,008 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:11:45,008 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:11:45,008 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:12:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:12:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:12:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:12:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:12:00,004 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:12:00,004 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:12:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:12:00,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:12:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:12:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:12:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:12:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:12:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:12:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:12:15,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:12:15,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:12:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:12:15,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:12:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:12:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:12:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:12:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:12:30,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:12:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:12:30,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:12:30,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:12:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:12:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:12:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:12:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:12:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:12:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:12:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:12:45,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:12:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:12:45,004 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:12:45,004 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:12:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:12:45,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:12:45,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:12:45,005 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:13:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:13:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:13:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:13:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:13:00,005 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:13:00,005 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:13:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:13:00,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:13:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:13:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:13:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:13:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:13:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:13:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:13:15,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:13:15,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:13:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:13:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:13:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:13:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:13:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:13:30,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:13:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:13:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:13:30,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:13:30,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:13:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:13:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:13:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:13:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:13:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:13:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:13:45,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:13:45,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:13:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:13:45,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:13:45,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:13:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:13:45,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:13:45,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:13:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:14:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:14:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:14:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:14:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:14:00,005 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:14:00,005 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:14:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:14:00,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:14:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:14:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:14:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:14:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:14:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:14:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:14:15,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:14:15,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:14:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:14:15,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:14:15,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:14:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:14:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:14:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:14:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:14:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:14:30,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:14:30,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:14:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:14:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:14:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:14:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:14:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:14:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:14:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:14:45,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:14:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:14:45,007 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:14:45,007 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:14:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:14:45,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:14:45,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:14:45,008 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:15:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:15:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:15:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:15:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:15:00,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:15:00,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:15:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:15:00,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:15:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:15:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:15:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:15:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:15:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:15:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:15:15,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:15:15,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:15:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:15:15,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:15:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:15:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:15:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:15:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:15:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:15:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:15:30,006 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:15:30,006 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:15:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:15:30,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:15:30,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:15:30,007 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:15:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:15:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:15:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:15:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:15:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:15:45,003 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:15:45,003 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:15:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:15:45,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:15:45,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:15:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:16:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:16:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:16:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:16:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:16:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:16:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:16:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:16:00,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:16:00,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:16:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:16:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:16:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:16:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:16:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:16:15,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:16:15,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:16:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:16:15,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:16:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:16:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:16:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:16:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:16:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:16:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:16:30,005 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:16:30,005 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:16:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:16:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:16:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:16:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:16:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:16:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:16:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:16:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:16:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:16:45,004 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:16:45,004 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:16:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:16:45,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:16:45,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:16:45,005 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:17:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:17:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:17:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:17:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:17:00,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:17:00,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:17:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:17:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:17:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:17:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:17:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:17:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:17:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:17:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:17:15,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:17:15,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:17:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:17:15,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:17:15,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:17:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:17:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:17:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:17:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:17:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:17:30,007 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:17:30,007 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:17:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:17:30,008 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:17:30,008 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:17:30,008 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:17:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:17:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:17:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:17:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:17:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:17:45,003 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:17:45,003 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:17:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:17:45,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:17:45,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:17:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:18:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:18:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:18:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:18:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:18:00,005 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:18:00,005 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:18:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:18:00,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:18:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:18:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:18:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:18:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:18:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:18:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:18:15,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:18:15,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:18:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:18:15,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:18:15,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:18:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:18:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:18:30,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:18:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:18:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:18:30,007 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:18:30,007 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:18:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:18:30,008 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:18:30,008 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:18:30,008 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:18:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:18:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:18:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:18:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:18:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:18:45,003 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:18:45,003 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:18:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:18:45,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:18:45,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:18:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:19:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:19:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:19:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:19:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:19:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:19:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:19:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:19:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:19:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:19:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:19:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:19:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:19:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:19:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:19:15,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:19:15,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:19:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:19:15,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:19:15,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:19:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:19:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:19:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:19:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:19:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:19:30,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:19:30,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:19:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:19:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:19:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:19:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:19:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:19:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:19:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:19:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:19:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:19:45,003 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:19:45,003 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:19:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:19:45,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:19:45,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:19:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:20:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:20:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:20:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:20:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:20:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:20:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:20:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:20:00,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:20:00,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:20:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:20:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:20:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:20:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:20:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:20:15,004 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:20:15,004 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:20:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:20:15,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:20:15,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:20:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:20:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:20:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:20:30,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:20:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:20:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:20:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:20:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:20:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:20:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:20:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:20:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:20:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:20:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:20:45,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:20:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:20:45,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:20:45,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:20:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:20:45,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:20:45,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:20:45,005 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:21:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:21:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:21:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:21:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:21:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:21:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:21:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:21:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:21:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:21:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:21:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:21:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:21:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:21:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:21:15,006 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:21:15,006 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:21:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:21:15,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:21:15,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:21:15,007 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:21:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:21:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:21:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:21:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:21:30,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:21:30,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:21:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:21:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:21:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:21:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:21:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:21:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:21:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:21:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:21:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:21:45,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:21:45,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:21:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:21:45,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:21:45,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:21:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:22:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:22:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:22:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:22:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:22:00,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:22:00,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:22:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:22:00,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:22:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:22:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:22:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:22:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:22:15,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:22:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:22:15,004 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:22:15,004 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:22:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:22:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:22:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:22:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:22:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:22:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:22:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:22:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:22:30,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:22:30,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:22:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:22:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:22:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:22:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:22:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:22:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:22:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:22:45,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:22:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:22:45,003 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:22:45,003 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:22:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:22:45,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:22:45,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:22:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:23:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:23:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:23:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:23:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:23:00,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:23:00,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:23:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:23:00,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:23:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:23:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:23:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:23:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:23:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:23:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:23:15,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:23:15,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:23:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:23:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:23:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:23:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:23:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:23:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:23:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:23:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:23:30,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:23:30,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:23:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:23:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:23:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:23:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:23:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:23:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:23:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:23:45,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:23:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:23:45,004 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:23:45,004 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:23:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:23:45,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:23:45,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:23:45,005 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:24:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:24:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:24:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:24:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:24:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:24:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:24:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:24:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:24:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:24:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:24:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:24:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:24:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:24:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:24:15,003 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:24:15,003 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:24:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:24:15,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:24:15,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:24:15,004 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:24:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:24:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:24:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:24:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:24:30,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:24:30,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:24:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:24:30,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:24:30,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:24:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:24:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:24:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:24:45,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:24:45,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:24:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:24:45,004 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:24:45,004 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:24:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:24:45,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:24:45,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:24:45,005 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:25:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:25:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:25:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:25:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:25:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:25:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:25:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:25:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:25:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:25:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:25:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:25:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:25:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:25:15,003 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:25:15,006 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:25:15,006 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:25:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:25:15,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:25:15,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:25:15,007 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:25:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:25:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:25:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:25:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:25:30,003 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:25:30,003 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:25:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:25:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:25:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:25:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:25:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:25:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:25:45,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:25:45,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:25:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:25:45,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:25:45,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:25:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:25:45,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:25:45,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:25:45,005 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:26:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:26:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:26:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:26:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:26:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:26:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:26:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:26:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:26:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:26:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:26:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:26:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:26:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:26:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:26:15,003 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:26:15,003 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:26:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:26:15,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:26:15,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:26:15,004 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:26:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:26:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:26:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:26:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:26:30,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:26:30,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:26:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:26:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:26:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:26:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:26:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:26:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:26:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:26:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:26:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:26:45,006 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:26:45,006 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:26:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:26:45,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:26:45,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:26:45,007 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:27:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:27:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:27:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:27:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:27:00,004 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:27:00,004 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:27:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:27:00,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:27:00,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:27:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:27:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:27:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:27:15,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:27:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:27:15,007 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:27:15,007 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:27:15,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:27:15,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:27:15,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:27:15,008 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:27:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:27:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:27:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:27:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:27:30,006 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:27:30,006 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:27:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:27:30,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:27:30,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:27:30,007 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:27:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:27:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:27:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:27:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:27:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:27:45,008 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:27:45,008 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:27:45,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:27:45,008 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:27:45,008 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:27:45,009 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:28:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:28:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:28:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:28:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:28:00,003 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:28:00,003 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:28:00,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:28:00,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:28:00,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:28:00,004 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:28:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:28:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:28:15,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:28:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:28:15,005 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:28:15,005 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:28:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:28:15,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:28:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:28:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:28:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:28:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:28:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:28:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:28:30,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:28:30,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:28:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:28:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:28:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:28:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:28:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:28:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:28:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:28:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:28:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:28:45,003 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:28:45,003 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:28:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:28:45,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:28:45,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:28:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:29:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:29:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:29:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:29:00,003 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:29:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:29:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:29:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:29:00,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:29:00,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:29:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:29:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:29:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:29:15,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:29:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:29:15,004 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:29:15,004 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:29:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:29:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:29:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:29:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:29:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:29:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:29:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:29:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:29:30,004 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:29:30,004 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:29:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:29:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:29:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:29:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:29:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:29:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:29:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:29:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:29:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:29:45,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:29:45,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:29:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:29:45,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:29:45,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:29:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:30:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:30:00,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:30:00,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:30:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:30:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:30:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:30:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:30:00,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:30:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:30:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:30:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:30:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:30:15,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:30:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:30:15,003 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:30:15,003 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:30:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:30:15,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:30:15,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:30:15,004 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:30:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:30:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:30:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:30:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:30:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:30:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:30:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:30:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:30:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:30:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:30:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:30:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:30:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:30:45,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:30:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:30:45,003 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:30:45,003 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:30:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:30:45,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:30:45,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:30:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:31:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:31:00,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:31:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:31:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:31:00,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:31:00,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:31:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:31:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:31:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:31:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:31:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:31:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:31:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:31:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:31:15,004 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:31:15,004 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:31:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:31:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:31:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:31:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:31:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:31:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:31:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:31:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:31:30,005 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:31:30,005 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:31:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:31:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:31:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:31:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:31:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:31:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:31:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:31:45,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:31:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:31:45,003 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:31:45,003 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:31:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:31:45,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:31:45,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:31:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:32:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:32:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:32:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:32:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:32:00,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:32:00,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:32:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:32:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:32:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:32:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:32:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:32:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:32:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:32:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:32:15,004 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:32:15,004 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:32:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:32:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:32:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:32:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:32:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:32:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:32:30,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:32:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:32:30,007 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:32:30,007 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:32:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:32:30,007 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:32:30,007 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:32:30,008 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:32:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:32:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:32:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:32:45,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:32:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:32:45,003 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:32:45,003 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:32:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:32:45,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:32:45,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:32:45,004 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:33:00,002 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:33:00,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:33:00,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:33:00,003 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:33:00,005 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:33:00,005 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:33:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:33:00,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:33:00,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:33:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:33:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:33:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:33:15,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:33:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:33:15,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:33:15,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:33:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:33:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:33:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:33:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:33:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:33:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:33:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:33:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:33:30,003 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:33:30,003 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:33:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:33:30,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:33:30,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:33:30,004 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:33:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:33:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:33:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:33:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:33:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:33:45,006 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:33:45,006 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:33:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:33:45,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:33:45,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:33:45,007 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:34:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:34:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:34:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:34:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:34:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:34:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:34:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:34:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:34:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:34:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:34:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:34:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:34:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:34:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:34:15,006 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:34:15,006 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:34:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:34:15,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:34:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:34:15,007 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:34:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:34:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:34:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:34:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:34:30,006 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:34:30,006 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:34:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:34:30,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:34:30,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:34:30,007 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:34:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:34:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:34:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:34:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:34:45,001 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:34:45,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:34:45,005 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:34:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:34:45,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:34:45,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:34:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:35:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:35:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:35:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:35:00,003 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:35:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:35:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:35:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:35:00,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:35:00,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:35:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:35:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:35:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:35:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:35:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:35:15,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:35:15,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:35:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:35:15,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:35:15,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:35:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:35:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:35:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:35:30,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:35:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:35:30,005 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:35:30,005 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:35:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:35:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:35:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:35:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:35:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:35:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:35:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:35:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:35:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:35:45,008 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:35:45,008 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:35:45,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:35:45,008 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:35:45,008 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:35:45,009 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:36:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:36:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:36:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:36:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:36:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:36:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:36:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:36:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:36:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:36:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:36:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:36:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:36:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:36:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:36:15,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:36:15,005 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:36:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:36:15,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:36:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:36:15,006 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:36:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:36:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:36:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:36:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:36:30,005 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:36:30,005 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:36:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:36:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:36:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:36:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:36:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:36:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:36:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:36:45,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:36:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:36:45,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:36:45,005 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:36:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:36:45,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:36:45,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:36:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:37:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:37:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:37:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:37:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:37:00,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:37:00,005 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:37:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:37:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:37:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:37:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:37:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:37:15,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:37:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:37:15,001 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:37:15,006 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:37:15,006 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:37:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:37:15,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:37:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:37:15,007 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:37:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:37:30,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:37:30,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:37:30,003 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:37:30,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:37:30,005 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:37:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:37:30,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:37:30,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:37:30,007 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:37:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:37:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:37:45,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:37:45,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:37:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:37:45,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:37:45,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:37:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:37:45,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:37:45,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:37:45,006 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:38:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:38:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:38:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:38:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:38:00,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:38:00,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:38:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:38:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:38:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:38:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:38:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:38:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:38:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:38:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:38:15,003 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:38:15,003 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:38:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:38:15,003 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:38:15,003 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:38:15,004 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:38:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:38:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:38:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:38:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:38:30,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:38:30,005 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:38:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:38:30,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:38:30,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:38:30,006 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:38:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:38:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:38:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:38:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:38:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:38:45,009 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:38:45,009 INFO [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:38:45,009 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:38:45,009 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) SQL Error: 0, SQLState: 08003 2018-11-30 11:38:45,009 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 10) No operations allowed after connection closed. 2018-11-30 11:38:45,010 ERROR [org.jboss.as.ejb3] (EJB default - 10) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:39:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:39:00,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:39:00,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:39:00,001 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:39:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:39:00,004 INFO [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:39:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:39:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) SQL Error: 0, SQLState: 08003 2018-11-30 11:39:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 1) No operations allowed after connection closed. 2018-11-30 11:39:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 1) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:39:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:39:15,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:39:15,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:39:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:39:15,004 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:39:15,004 INFO [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:39:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:39:15,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) SQL Error: 0, SQLState: 08003 2018-11-30 11:39:15,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 3) No operations allowed after connection closed. 2018-11-30 11:39:15,005 ERROR [org.jboss.as.ejb3] (EJB default - 3) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:39:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:39:30,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:39:30,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:39:30,002 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:39:30,008 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:39:30,008 INFO [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:39:30,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:39:30,009 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) SQL Error: 0, SQLState: 08003 2018-11-30 11:39:30,009 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 2) No operations allowed after connection closed. 2018-11-30 11:39:30,010 ERROR [org.jboss.as.ejb3] (EJB default - 2) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:39:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:39:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:39:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:39:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:39:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:39:45,009 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:39:45,009 INFO [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:39:45,009 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:39:45,009 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) SQL Error: 0, SQLState: 08003 2018-11-30 11:39:45,009 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 4) No operations allowed after connection closed. 2018-11-30 11:39:45,010 ERROR [org.jboss.as.ejb3] (EJB default - 4) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:40:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:40:00,002 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:40:00,002 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:40:00,003 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:40:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:40:00,004 INFO [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:40:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:40:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) SQL Error: 0, SQLState: 08003 2018-11-30 11:40:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 5) No operations allowed after connection closed. 2018-11-30 11:40:00,005 ERROR [org.jboss.as.ejb3] (EJB default - 5) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:40:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:40:15,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:40:15,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:40:15,002 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:40:15,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:40:15,005 INFO [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:30 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:40:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:40:15,006 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) SQL Error: 0, SQLState: 08003 2018-11-30 11:40:15,006 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 6) No operations allowed after connection closed. 2018-11-30 11:40:15,007 ERROR [org.jboss.as.ejb3] (EJB default - 6) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:30 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:40:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:40:30,000 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:40:30,000 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:40:30,001 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:40:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:40:30,004 INFO [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:45 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:40:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:40:30,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) SQL Error: 0, SQLState: 08003 2018-11-30 11:40:30,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 7) No operations allowed after connection closed. 2018-11-30 11:40:30,005 ERROR [org.jboss.as.ejb3] (EJB default - 7) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:40:45 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:40:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:40:45,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:40:45,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:40:45,002 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:41:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:40:45,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:41:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:40:45,004 INFO [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:41:00 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:40:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:40:45,004 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) SQL Error: 0, SQLState: 08003 2018-11-30 11:40:45,004 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 8) No operations allowed after connection closed. 2018-11-30 11:40:45,005 ERROR [org.jboss.as.ejb3] (EJB default - 8) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:41:00 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:41:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:41:00,001 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:41:00,001 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:41:00,002 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0020: Error invoking timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:41:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 49 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 70 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 87 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) ... 84 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:41:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0021: Timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:41:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] will be retried 2018-11-30 11:41:00,004 INFO [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0023: Retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:41:15 EET 2018 timerState=IN_TIMEOUT info=EmailPeriodicTimer] 2018-11-30 11:41:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:41:00,005 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) SQL Error: 0, SQLState: 08003 2018-11-30 11:41:00,005 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (EJB default - 9) No operations allowed after connection closed. 2018-11-30 11:41:00,006 ERROR [org.jboss.as.ejb3] (EJB default - 9) WFLYEJB0022: Error during retrying timeout for timer: [id=52504d7f-1c42-4826-b68b-3b2c70619fce timedObjectId=ROOT.ROOT.EmailPeriodicTimer auto-timer?:false persistent?:false timerService=org.jboss.as.ejb3.timerservice.TimerServiceImpl@22c6e598 initialExpiration=null intervalDuration(in milli sec)=0 nextExpiration=Fri Nov 30 11:41:15 EET 2018 timerState=RETRY_TIMEOUT info=EmailPeriodicTimer]: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.retryTimeout(TimerTask.java:208) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:163) at org.jboss.as.ejb3.timerservice.TimerServiceImpl$Task$1.run(TimerServiceImpl.java:1221) at org.wildfly.extension.requestcontroller.RequestController$QueuedTask$1.run(RequestController.java:497) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 50 more Caused by: org.hibernate.exception.JDBCConnectionException: could not prepare statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:182) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 71 more Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. at sun.reflect.GeneratedConstructorAccessor107.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.Util.getInstance(Util.java:387) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:917) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:896) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:885) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.throwConnectionClosedException(ConnectionImpl.java:1235) at com.mysql.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:1230) at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4132) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConnection.java:778) at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.prepareStatement(BaseWrapperManagedConnection.java:764) at org.jboss.jca.adapters.jdbc.WrappedConnection.prepareStatement(WrappedConnection.java:454) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) ... 88 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 36,304 milliseconds ago. The last packet sent successfully to the server was 21,309 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3465) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3365) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3805) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2478) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2625) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2551) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504) at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.extract(ResultSetReturnImpl.java:70) at org.hibernate.loader.Loader.getResultSet(Loader.java:2116) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1899) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.EmailQueueRepositoryImpl.getAllByStatus(EmailQueueRepositoryImpl.java:23) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.execute(EmailPeriodicTimer.java:101) at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:82) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:95) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:57) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:110) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:636) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:61) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:104) at org.jboss.as.ejb3.timerservice.TimedObjectInvokerImpl.callTimeout(TimedObjectInvokerImpl.java:114) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.invokeBeanMethod(CalendarTimerTask.java:66) at org.jboss.as.ejb3.timerservice.CalendarTimerTask.callTimeout(CalendarTimerTask.java:53) at org.jboss.as.ejb3.timerservice.TimerTask.run(TimerTask.java:155) ... 6 more Caused by: java.net.SocketTimeoutException: Read timed out at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at java.net.SocketInputStream.read(Unknown Source) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:100) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:143) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:173) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2954) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3375) ... 95 more 2018-11-30 11:41:13,293 INFO [org.jboss.as.server] (management-handler-thread - 5) WFLYSRV0211: Suspending server with 0ms timeout. 2018-11-30 11:41:13,313 INFO [org.jboss.as.server] (Thread-2) WFLYSRV0220: Server shutdown has been requested. 2018-11-30 11:41:13,337 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-4) WFLYJCA0019: Stopped Driver service with driver-name = ROOT.war_com.mysql.cj.jdbc.Driver_6_0 2018-11-30 11:41:13,390 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-5) WFLYJCA0010: Unbound data source [java:jboss/datasources/hardware] 2018-11-30 11:41:13,409 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 72) WFLYUT0022: Unregistered web context: / 2018-11-30 11:41:43,760 INFO [org.jboss.modules] (main) JBoss Modules version 1.5.1.Final 2018-11-30 11:41:43,998 INFO [org.jboss.msc] (main) JBoss MSC version 1.2.6.Final 2018-11-30 11:41:44,089 INFO [org.jboss.as] (MSC service thread 1-7) WFLYSRV0049: WildFly Full 10.0.0.Final (WildFly Core 2.0.10.Final) starting 2018-11-30 11:41:44,091 DEBUG [org.jboss.as.config] (MSC service thread 1-7) Configured system properties: awt.toolkit = sun.awt.windows.WToolkit file.encoding = Cp1251 file.encoding.pkg = sun.io file.separator = \ java.awt.graphicsenv = sun.awt.Win32GraphicsEnvironment java.awt.printerjob = sun.awt.windows.WPrinterJob java.class.path = G:\Development\Servers\last-wildfly\jboss-modules.jar java.class.version = 52.0 java.endorsed.dirs = C:\Program Files\Java\jre1.8.0_144\lib\endorsed java.ext.dirs = C:\Program Files\Java\jre1.8.0_144\lib\ext;C:\WINDOWS\Sun\Java\lib\ext java.home = C:\Program Files\Java\jre1.8.0_144 java.io.tmpdir = C:\Users\MESSIE~1\AppData\Local\Temp\ java.library.path = C:\ProgramData\Oracle\Java\javapath;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\Oracle\Java\javapath;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files\MySQL\MySQL Utilities 1.6\;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;g:\games\iracing;g:\games\iracing;G:\Development\Servers\gradle-4.5.1\bin;C:\Program Files\dotnet\;C:\Program Files\CMake\bin;C:\Program Files\Microsoft SQL Server\130\Tools\Binn\;G:\Soft\nodejs\;C:\WINDOWS\System32\OpenSSH\;C:\Program Files\Git\cmd;C:\Users\Messier82\AppData\Local\Microsoft\WindowsApps;C:\Program Files (x86)\Microsoft VS Code\bin;C:\Users\Messier82\AppData\Roaming\npm;;C:\Program Files\Docker Toolbox;. java.net.preferIPv4Stack = true java.runtime.name = Java(TM) SE Runtime Environment java.runtime.version = 1.8.0_144-b01 java.specification.name = Java Platform API Specification java.specification.vendor = Oracle Corporation java.specification.version = 1.8 java.util.logging.manager = org.jboss.logmanager.LogManager java.vendor = Oracle Corporation java.vendor.url = http://java.oracle.com/ java.vendor.url.bug = http://bugreport.sun.com/bugreport/ java.version = 1.8.0_144 java.vm.info = mixed mode java.vm.name = Java HotSpot(TM) 64-Bit Server VM java.vm.specification.name = Java Virtual Machine Specification java.vm.specification.vendor = Oracle Corporation java.vm.specification.version = 1.8 java.vm.vendor = Oracle Corporation java.vm.version = 25.144-b01 javax.management.builder.initial = org.jboss.as.jmx.PluggableMBeanServerBuilder javax.xml.datatype.DatatypeFactory = __redirected.__DatatypeFactory javax.xml.parsers.DocumentBuilderFactory = __redirected.__DocumentBuilderFactory javax.xml.parsers.SAXParserFactory = __redirected.__SAXParserFactory javax.xml.stream.XMLEventFactory = __redirected.__XMLEventFactory javax.xml.stream.XMLInputFactory = __redirected.__XMLInputFactory javax.xml.stream.XMLOutputFactory = __redirected.__XMLOutputFactory javax.xml.transform.TransformerFactory = __redirected.__TransformerFactory javax.xml.validation.SchemaFactory:http://www.w3.org/2001/XMLSchema = __redirected.__SchemaFactory javax.xml.xpath.XPathFactory:http://java.sun.com/jaxp/xpath/dom = __redirected.__XPathFactory jboss.home.dir = G:\Development\Servers\last-wildfly jboss.host.name = desktop-ap5tg7f jboss.modules.dir = G:\Development\Servers\last-wildfly\modules jboss.modules.system.pkgs = org.jboss.byteman jboss.node.name = desktop-ap5tg7f jboss.qualified.host.name = desktop-ap5tg7f jboss.server.base.dir = G:\Development\Servers\last-wildfly\standalone jboss.server.config.dir = G:\Development\Servers\last-wildfly\standalone\configuration jboss.server.data.dir = G:\Development\Servers\last-wildfly\standalone\data jboss.server.deploy.dir = G:\Development\Servers\last-wildfly\standalone\data\content jboss.server.log.dir = G:\Development\Servers\last-wildfly\standalone\log jboss.server.name = desktop-ap5tg7f jboss.server.persist.config = true jboss.server.temp.dir = G:\Development\Servers\last-wildfly\standalone\tmp line.separator = logging.configuration = file:G:\Development\Servers\last-wildfly\standalone\configuration/logging.properties module.path = G:\Development\Servers\last-wildfly\modules org.jboss.boot.log.file = G:\Development\Servers\last-wildfly\standalone\log\server.log org.jboss.resolver.warning = true org.xml.sax.driver = __redirected.__XMLReaderFactory os.arch = amd64 os.name = Windows 10 os.version = 10.0 path.separator = ; program.name = standalone.bat sun.arch.data.model = 64 sun.boot.class.path = C:\Program Files\Java\jre1.8.0_144\lib\resources.jar;C:\Program Files\Java\jre1.8.0_144\lib\rt.jar;C:\Program Files\Java\jre1.8.0_144\lib\sunrsasign.jar;C:\Program Files\Java\jre1.8.0_144\lib\jsse.jar;C:\Program Files\Java\jre1.8.0_144\lib\jce.jar;C:\Program Files\Java\jre1.8.0_144\lib\charsets.jar;C:\Program Files\Java\jre1.8.0_144\lib\jfr.jar;C:\Program Files\Java\jre1.8.0_144\classes sun.boot.library.path = C:\Program Files\Java\jre1.8.0_144\bin sun.cpu.endian = little sun.cpu.isalist = amd64 sun.desktop = windows sun.io.unicode.encoding = UnicodeLittle sun.java.command = G:\Development\Servers\last-wildfly\jboss-modules.jar -mp G:\Development\Servers\last-wildfly\modules org.jboss.as.standalone -Djboss.home.dir=G:\Development\Servers\last-wildfly --server-config=standalone.pvstream-dev.xml sun.java.launcher = SUN_STANDARD sun.jnu.encoding = Cp1251 sun.management.compiler = HotSpot 64-Bit Tiered Compilers sun.os.patch.level = user.country = US user.dir = G:\Development\Servers\last-wildfly\bin user.home = C:\Users\Messier82 user.language = en user.name = Messier82 user.script = user.timezone = Europe/Helsinki user.variant = 2018-11-30 11:41:44,099 DEBUG [org.jboss.as.config] (MSC service thread 1-7) VM Arguments: -Dprogram.name=standalone.bat -Xms64M -Xmx1024M -XX:MetaspaceSize=96M -XX:MaxMetaspaceSize=256m -Djava.net.preferIPv4Stack=true -Djboss.modules.system.pkgs=org.jboss.byteman -agentlib:jdwp=transport=dt_socket,address=9990,server=y,suspend=n -Dorg.jboss.boot.log.file=G:\Development\Servers\last-wildfly\standalone\log\server.log -Dlogging.configuration=file:G:\Development\Servers\last-wildfly\standalone\configuration/logging.properties 2018-11-30 11:41:45,194 INFO [org.jboss.as.server] (Controller Boot Thread) WFLYSRV0039: Creating http management service using socket-binding (management-http) 2018-11-30 11:41:45,217 INFO [org.xnio] (MSC service thread 1-7) XNIO version 3.3.4.Final 2018-11-30 11:41:45,224 INFO [org.xnio.nio] (MSC service thread 1-7) XNIO NIO Implementation Version 3.3.4.Final 2018-11-30 11:41:45,250 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 37) WFLYCLINF0001: Activating Infinispan subsystem. 2018-11-30 11:41:45,259 WARN [org.jboss.as.txn] (ServerService Thread Pool -- 52) WFLYTX0013: Node identifier property is set to the default value. Please make sure it is unique. 2018-11-30 11:41:45,276 INFO [org.jboss.as.webservices] (ServerService Thread Pool -- 54) WFLYWS0002: Activating WebServices Extension 2018-11-30 11:41:45,278 INFO [org.jboss.as.naming] (ServerService Thread Pool -- 44) WFLYNAM0001: Activating Naming Subsystem 2018-11-30 11:41:45,279 INFO [org.jboss.as.security] (ServerService Thread Pool -- 51) WFLYSEC0002: Activating Security Subsystem 2018-11-30 11:41:45,281 INFO [org.wildfly.extension.io] (ServerService Thread Pool -- 36) WFLYIO001: Worker 'default' has auto-configured to 32 core threads with 256 task threads based on your 16 available processors 2018-11-30 11:41:45,286 INFO [org.jboss.as.security] (MSC service thread 1-3) WFLYSEC0001: Current PicketBox version=4.9.4.Final 2018-11-30 11:41:45,289 INFO [org.jboss.as.connector] (MSC service thread 1-8) WFLYJCA0009: Starting JCA Subsystem (WildFly/IronJacamar 1.3.2.Final) 2018-11-30 11:41:45,300 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 53) WFLYUT0003: Undertow 1.3.15.Final starting 2018-11-30 11:41:45,301 INFO [org.wildfly.extension.undertow] (MSC service thread 1-1) WFLYUT0003: Undertow 1.3.15.Final starting 2018-11-30 11:41:45,314 INFO [org.jboss.as.connector.subsystems.datasources] (ServerService Thread Pool -- 32) WFLYJCA0005: Deploying non-JDBC-compliant driver class com.mysql.jdbc.Driver (version 5.1) 2018-11-30 11:41:45,317 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-1) WFLYJCA0018: Started Driver service with driver-name = MySqlJDBCDriver 2018-11-30 11:41:45,319 INFO [org.jboss.as.connector.subsystems.datasources] (ServerService Thread Pool -- 32) WFLYJCA0004: Deploying JDBC-compliant driver class org.h2.Driver (version 1.3) 2018-11-30 11:41:45,321 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-8) WFLYJCA0018: Started Driver service with driver-name = h2 2018-11-30 11:41:45,324 INFO [org.jboss.as.naming] (MSC service thread 1-1) WFLYNAM0003: Starting Naming Service 2018-11-30 11:41:45,329 INFO [org.jboss.as.mail.extension] (MSC service thread 1-5) WFLYMAIL0001: Bound mail session [java:jboss/mail/Default] 2018-11-30 11:41:45,379 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 53) WFLYUT0014: Creating file handler for path 'G:\Development\Servers\last-wildfly/welcome-content' with options [directory-listing: 'false', follow-symlink: 'false', case-sensitive: 'true', safe-symlink-paths: '[]'] 2018-11-30 11:41:45,462 INFO [org.jboss.as.ejb3] (MSC service thread 1-8) WFLYEJB0482: Strict pool mdb-strict-max-pool is using a max instance size of 64 (per class), which is derived from the number of CPUs on this host. 2018-11-30 11:41:45,462 INFO [org.jboss.as.ejb3] (MSC service thread 1-5) WFLYEJB0481: Strict pool slsb-strict-max-pool is using a max instance size of 256 (per class), which is derived from thread worker pool sizing. 2018-11-30 11:41:45,555 WARN [org.jboss.as.mail.extension] (MSC service thread 1-1) WFLYMAIL0009: Host name [mx.int] could not be resolved! 2018-11-30 11:41:45,641 INFO [org.jboss.remoting] (MSC service thread 1-7) JBoss Remoting version 4.0.18.Final 2018-11-30 11:41:45,650 INFO [org.wildfly.extension.undertow] (MSC service thread 1-5) WFLYUT0012: Started server default-server. 2018-11-30 11:41:45,651 INFO [org.wildfly.extension.undertow] (MSC service thread 1-4) WFLYUT0018: Host default-host starting 2018-11-30 11:41:45,697 INFO [org.wildfly.extension.undertow] (MSC service thread 1-5) WFLYUT0006: Undertow HTTP listener default listening on 127.0.0.1:8180 2018-11-30 11:41:45,796 INFO [org.jboss.as.server.deployment.scanner] (MSC service thread 1-1) WFLYDS0013: Started FileSystemDeploymentService for directory G:\Development\Servers\last-wildfly\standalone\deployments 2018-11-30 11:41:45,803 INFO [org.jboss.as.server.deployment] (MSC service thread 1-3) WFLYSRV0027: Starting deployment of "ROOT.war" (runtime-name: "ROOT.war") 2018-11-30 11:41:45,975 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-2) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 11:41:45,975 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-6) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 11:41:45,975 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-5) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 11:41:45,975 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-4) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 11:41:46,020 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-5) WFLYJCA0001: Bound data source [java:jboss/datasources/pvstream] 2018-11-30 11:41:46,020 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-4) WFLYJCA0001: Bound data source [java:jboss/datasources/ExampleDS] 2018-11-30 11:41:46,020 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-2) WFLYJCA0001: Bound data source [java:jboss/datasources/hardware] 2018-11-30 11:41:46,046 INFO [org.jboss.ws.common.management] (MSC service thread 1-7) JBWS022052: Starting JBossWS 5.1.3.Final (Apache CXF 3.1.4) 2018-11-30 11:41:51,294 WARN [org.jboss.as.server.deployment] (MSC service thread 1-3) WFLYSRV0059: Class Path entry xercesImpl.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 11:41:51,294 WARN [org.jboss.as.server.deployment] (MSC service thread 1-3) WFLYSRV0059: Class Path entry xml-apis.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 11:41:51,294 WARN [org.jboss.as.server.deployment] (MSC service thread 1-3) WFLYSRV0059: Class Path entry serializer.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 11:41:51,674 INFO [org.jboss.as.jpa] (MSC service thread 1-1) WFLYJPA0002: Read persistence.xml for pvstreamPrimaryPU 2018-11-30 11:41:51,674 INFO [org.jboss.as.jpa] (MSC service thread 1-1) WFLYJPA0002: Read persistence.xml for pvMigrationPU 2018-11-30 11:41:52,045 WARN [org.jboss.as.dependency.private] (MSC service thread 1-6) WFLYSRV0018: Deployment "deployment.ROOT.war" is using a private module ("org.infinispan:main") which may be changed or removed in future versions without notice. 2018-11-30 11:41:52,107 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 56) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:41:52,107 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 57) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:41:52,135 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 57) HHH000204: Processing PersistenceUnitInfo [ name: pvstreamPrimaryPU ...] 2018-11-30 11:41:52,135 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 56) HHH000204: Processing PersistenceUnitInfo [ name: pvMigrationPU ...] 2018-11-30 11:41:52,238 INFO [org.jboss.weld.deployer] (MSC service thread 1-3) WFLYWELD0003: Processing weld deployment ROOT.war 2018-11-30 11:41:52,249 INFO [org.hibernate.Version] (ServerService Thread Pool -- 57) HHH000412: Hibernate Core {5.0.7.Final} 2018-11-30 11:41:52,251 INFO [org.hibernate.cfg.Environment] (ServerService Thread Pool -- 57) HHH000206: hibernate.properties not found 2018-11-30 11:41:52,253 INFO [org.hibernate.cfg.Environment] (ServerService Thread Pool -- 57) HHH000021: Bytecode provider name : javassist 2018-11-30 11:41:52,299 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 56) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 11:41:52,299 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 57) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 11:41:52,312 INFO [org.hibernate.annotations.common.Version] (ServerService Thread Pool -- 57) HCANN000001: Hibernate Commons Annotations {5.0.1.Final} 2018-11-30 11:41:52,335 INFO [org.hibernate.validator.internal.util.Version] (MSC service thread 1-3) HV000001: Hibernate Validator 5.2.3.Final 2018-11-30 11:41:52,419 INFO [org.apache.deltaspike.core.impl.config.EnvironmentPropertyConfigSourceProvider] (MSC service thread 1-3) Custom config found by DeltaSpike. Name: 'META-INF/apache-deltaspike.properties', URL: 'vfs:/G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/classes/META-INF/apache-deltaspike.properties' 2018-11-30 11:41:52,425 INFO [org.apache.deltaspike.core.util.ProjectStageProducer] (MSC service thread 1-3) Computed the following DeltaSpike ProjectStage: Production 2018-11-30 11:41:52,432 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-3) WFLYEJB0473: JNDI bindings for session bean named 'EmailPeriodicTimer' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:module/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:global/ROOT/EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer java:module/EmailPeriodicTimer 2018-11-30 11:41:52,432 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-3) WFLYEJB0473: JNDI bindings for session bean named 'DatabaseMigration' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:app/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:module/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:global/ROOT/DatabaseMigration java:app/ROOT/DatabaseMigration java:module/DatabaseMigration 2018-11-30 11:41:52,644 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-8) WFLYJCA0005: Deploying non-JDBC-compliant driver class com.mysql.cj.jdbc.Driver (version 6.0) 2018-11-30 11:41:52,646 WARN [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-8) WFLYJCA0003: Unable to instantiate driver class "org.olap4j.driver.xmla.XmlaOlap4jDriver": java.lang.NoSuchMethodException: org.olap4j.driver.xmla.XmlaOlap4jDriver.() 2018-11-30 11:41:52,646 INFO [org.jboss.weld.deployer] (MSC service thread 1-8) WFLYWELD0006: Starting Services for CDI deployment: ROOT.war 2018-11-30 11:41:52,675 INFO [org.jboss.weld.Version] (MSC service thread 1-8) WELD-000900: 2.3.2 (Final) 2018-11-30 11:41:52,702 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-4) WFLYJCA0018: Started Driver service with driver-name = ROOT.war_com.mysql.cj.jdbc.Driver_6_0 2018-11-30 11:41:52,703 INFO [org.jboss.weld.deployer] (MSC service thread 1-1) WFLYWELD0009: Starting weld service for deployment ROOT.war 2018-11-30 11:41:54,273 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 57) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:41:54,277 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 56) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:42:15,495 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 56) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator$ConnectionProviderJdbcConnectionAccess.obtainConnection(JdbcEnvironmentInitiator.java:180) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:68) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:88) at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:234) at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:208) at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:189) at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:51) at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:94) at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:217) at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:189) at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.handleTypes(MetadataBuildingProcess.java:352) at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:111) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:847) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:874) at org.jboss.as.jpa.hibernate5.TwoPhaseBootstrapImpl.build(TwoPhaseBootstrapImpl.java:44) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1$1.run(PersistenceUnitServiceImpl.java:154) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1$1.run(PersistenceUnitServiceImpl.java:117) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:667) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1.run(PersistenceUnitServiceImpl.java:182) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 36 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 49 more 2018-11-30 11:42:15,498 WARN [org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator] (ServerService Thread Pool -- 56) HHH000342: Could not obtain connection to query metadata : javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream 2018-11-30 11:42:15,509 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 56) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 11:42:15,523 INFO [org.hibernate.engine.jdbc.env.internal.LobCreatorBuilderImpl] (ServerService Thread Pool -- 56) HHH000422: Disabling contextual LOB creation as connection was null 2018-11-30 11:42:15,528 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 56) Envers integration enabled? : true 2018-11-30 11:42:15,592 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 57) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator$ConnectionProviderJdbcConnectionAccess.obtainConnection(JdbcEnvironmentInitiator.java:180) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:68) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:88) at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:234) at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:208) at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:189) at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:51) at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:94) at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:217) at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:189) at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.handleTypes(MetadataBuildingProcess.java:352) at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:111) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:847) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:874) at org.jboss.as.jpa.hibernate5.TwoPhaseBootstrapImpl.build(TwoPhaseBootstrapImpl.java:44) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1$1.run(PersistenceUnitServiceImpl.java:154) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1$1.run(PersistenceUnitServiceImpl.java:117) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:667) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1.run(PersistenceUnitServiceImpl.java:182) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 36 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 49 more 2018-11-30 11:42:15,595 WARN [org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator] (ServerService Thread Pool -- 57) HHH000342: Could not obtain connection to query metadata : javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream 2018-11-30 11:42:15,595 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 57) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 11:42:15,597 INFO [org.hibernate.engine.jdbc.env.internal.LobCreatorBuilderImpl] (ServerService Thread Pool -- 57) HHH000422: Disabling contextual LOB creation as connection was null 2018-11-30 11:42:15,605 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 57) Envers integration enabled? : true 2018-11-30 11:42:15,944 WARN [org.hibernate.boot.internal.SessionFactoryBuilderImpl] (ServerService Thread Pool -- 57) Unrecognized hbm2ddl_auto value : none. Supported values include create, create-drop, update, and validate. Ignoring 2018-11-30 11:42:16,647 INFO [org.hibernate.hql.internal.QueryTranslatorFactoryInitiator] (ServerService Thread Pool -- 57) HHH000397: Using ASTQueryTranslatorFactory 2018-11-30 11:42:16,840 INFO [org.jboss.weld.Event] (MSC service thread 1-1) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.message.MessageBundleExtension.detectInterfaces(@Observes ProcessAnnotatedType) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 11:42:16,853 INFO [org.jboss.weld.Event] (MSC service thread 1-1) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.exclude.extension.ExcludeExtension.vetoBeans(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 11:42:16,866 INFO [org.jboss.weld.Event] (MSC service thread 1-1) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.interceptor.GlobalInterceptorExtension.promoteInterceptors(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 11:42:19,766 INFO [org.flywaydb.core.internal.util.VersionPrinter] (ServerService Thread Pool -- 69) Flyway 4.0.3 by Boxfuse 2018-11-30 11:42:40,850 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 69) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.flywaydb.core.internal.util.jdbc.JdbcUtils.openConnection(JdbcUtils.java:50) at org.flywaydb.core.Flyway.execute(Flyway.java:1326) at org.flywaydb.core.Flyway.migrate(Flyway.java:917) at com.pvstream.pilot.api.core.util.DatabaseMigration.migrate(DatabaseMigration.java:43) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 67 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 80 more 2018-11-30 11:42:40,858 ERROR [com.pvstream.pilot.api.core.util.DatabaseMigration] (ServerService Thread Pool -- 69) Unable to obtain Jdbc connection from DataSource 2018-11-30 11:42:41,138 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 74) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) at org.hibernate.internal.AbstractSessionImpl$NonContextualJdbcConnectionAccess.obtainConnection(AbstractSessionImpl.java:386) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:87) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:112) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:47) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.ProfileRepositoryAbstractImpl.getActive(ProfileRepositoryAbstractImpl.java:55) at com.pvstream.pilot.api.core.dal.repository.ProfileRepositoryImpl.getActive(ProfileRepositoryImpl.java:34) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.initialize(EmailPeriodicTimer.java:63) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 92 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 105 more 2018-11-30 11:42:41,143 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (ServerService Thread Pool -- 74) SQL Error: 0, SQLState: null 2018-11-30 11:42:41,144 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (ServerService Thread Pool -- 74) javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream 2018-11-30 11:42:41,150 ERROR [org.jboss.msc.service.fail] (ServerService Thread Pool -- 74) MSC000001: Failed to start service jboss.deployment.unit."ROOT.war".component.EmailPeriodicTimer.START: org.jboss.msc.service.StartException in service jboss.deployment.unit."ROOT.war".component.EmailPeriodicTimer.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:57) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:163) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) ... 6 more Caused by: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) ... 11 more Caused by: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.ProfileRepositoryAbstractImpl.getActive(ProfileRepositoryAbstractImpl.java:55) at com.pvstream.pilot.api.core.dal.repository.ProfileRepositoryImpl.getActive(ProfileRepositoryImpl.java:34) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.initialize(EmailPeriodicTimer.java:63) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 26 more Caused by: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:47) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:95) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:90) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:112) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:47) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 57 more Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:146) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) at org.hibernate.internal.AbstractSessionImpl$NonContextualJdbcConnectionAccess.obtainConnection(AbstractSessionImpl.java:386) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:87) ... 78 more Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:656) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) ... 82 more Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) ... 85 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 92 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 105 more 2018-11-30 11:43:01,860 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 69) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.flywaydb.core.internal.util.jdbc.JdbcUtils.openConnection(JdbcUtils.java:50) at org.flywaydb.core.Flyway.execute(Flyway.java:1326) at org.flywaydb.core.Flyway.repair(Flyway.java:1106) at com.pvstream.pilot.api.core.util.DatabaseMigration.migrate(DatabaseMigration.java:47) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 67 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 80 more 2018-11-30 11:43:01,865 ERROR [org.jboss.msc.service.fail] (ServerService Thread Pool -- 69) MSC000001: Failed to start service jboss.deployment.unit."ROOT.war".component.DatabaseMigration.START: org.jboss.msc.service.StartException in service jboss.deployment.unit."ROOT.war".component.DatabaseMigration.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:57) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:163) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) ... 6 more Caused by: javax.ejb.EJBException: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) ... 11 more Caused by: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource at org.flywaydb.core.internal.util.jdbc.JdbcUtils.openConnection(JdbcUtils.java:56) at org.flywaydb.core.Flyway.execute(Flyway.java:1326) at org.flywaydb.core.Flyway.repair(Flyway.java:1106) at com.pvstream.pilot.api.core.util.DatabaseMigration.migrate(DatabaseMigration.java:47) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 26 more Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:146) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.flywaydb.core.internal.util.jdbc.JdbcUtils.openConnection(JdbcUtils.java:50) ... 55 more Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:656) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) ... 57 more Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) ... 60 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 67 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 80 more 2018-11-30 11:43:01,874 ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread) WFLYCTL0013: Operation ("add") failed - address: ([("deployment" => "ROOT.war")]) - failure description: {"WFLYCTL0080: Failed services" => { "jboss.deployment.unit.\"ROOT.war\".component.EmailPeriodicTimer.START" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"ROOT.war\".component.EmailPeriodicTimer.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. Caused by: java.net.ConnectException: Connection timed out: connect", "jboss.deployment.unit.\"ROOT.war\".component.DatabaseMigration.START" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"ROOT.war\".component.DatabaseMigration.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: javax.ejb.EJBException: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource Caused by: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. Caused by: java.net.ConnectException: Connection timed out: connect" }} 2018-11-30 11:43:01,913 INFO [org.jboss.as.server] (Controller Boot Thread) WFLYSRV0010: Deployed "ROOT.war" (runtime-name : "ROOT.war") 2018-11-30 11:43:01,913 INFO [org.jboss.as.controller] (Controller Boot Thread) WFLYCTL0183: Service status report WFLYCTL0186: Services which failed to start: service jboss.deployment.unit."ROOT.war".component.EmailPeriodicTimer.START: org.jboss.msc.service.StartException in service jboss.deployment.unit."ROOT.war".component.EmailPeriodicTimer.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance service jboss.deployment.unit."ROOT.war".component.DatabaseMigration.START: org.jboss.msc.service.StartException in service jboss.deployment.unit."ROOT.war".component.DatabaseMigration.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance 2018-11-30 11:43:02,155 INFO [org.jboss.as] (Controller Boot Thread) WFLYSRV0060: Http management interface listening on http://127.0.0.1:10090/management 2018-11-30 11:43:02,155 INFO [org.jboss.as] (Controller Boot Thread) WFLYSRV0051: Admin console listening on http://127.0.0.1:10090 2018-11-30 11:43:02,155 ERROR [org.jboss.as] (Controller Boot Thread) WFLYSRV0026: WildFly Full 10.0.0.Final (WildFly Core 2.0.10.Final) started (with errors) in 78821ms - Started 524 of 892 services (6 services failed or missing dependencies, 468 services are lazy, passive or on-demand) 2018-11-30 11:43:02,624 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-2) WFLYJCA0019: Stopped Driver service with driver-name = ROOT.war_com.mysql.cj.jdbc.Driver_6_0 2018-11-30 11:43:02,631 INFO [org.jboss.weld.deployer] (MSC service thread 1-1) WFLYWELD0010: Stopping weld service for deployment ROOT.war 2018-11-30 11:43:02,636 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 69) WFLYJPA0011: Stopping Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:43:02,636 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 9) WFLYJPA0011: Stopping Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:43:02,638 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 69) WFLYJPA0011: Stopping Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:43:02,638 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 9) WFLYJPA0011: Stopping Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:43:03,253 INFO [org.jboss.as.server.deployment] (MSC service thread 1-7) WFLYSRV0028: Stopped deployment ROOT.war (runtime-name: ROOT.war) in 634ms 2018-11-30 11:43:03,314 INFO [org.jboss.as.server] (management-handler-thread - 1) WFLYSRV0009: Undeployed "ROOT.war" (runtime-name: "ROOT.war") 2018-11-30 11:43:03,315 INFO [org.jboss.as.controller] (management-handler-thread - 1) WFLYCTL0183: Service status report WFLYCTL0184: New missing/unsatisfied dependencies: service jboss.deployment.unit."ROOT.war".component.DatabaseMigration.START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService, service jboss.deployment.unit."ROOT.war".moduleDeploymentRuntimeInformationStart] service jboss.deployment.unit."ROOT.war".component.EmailPeriodicTimer.START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.deployment.unit."ROOT.war".deploymentCompleteService, service jboss.deployment.unit."ROOT.war".moduleDeploymentRuntimeInformationStart] service jboss.deployment.unit."ROOT.war".component."com.pvstream.pilot.api.presentation.services.RequestFilter".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."com.pvstream.pilot.api.presentation.services.ResponseHeaderFilter".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."com.pvstream.pilot.api.presentation.services.SessionTimeoutCookieFilter".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."com.pvstream.pilot.api.presentation.web.PaymentCallbackServlet".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."com.pvstream.pilot.api.presentation.web.PaymentFormServlet".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."com.pvstream.pilot.api.presentation.web.PaymentReturnServlet".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."com.pvstream.pilot.api.presentation.web.TestServlet".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService] service jboss.deployment.unit."ROOT.war".component."com.pvstream.pilot.api.presentation.web.TestServlet2".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."com.pvstream.pilot.api.presentation.web.TestServlet3".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."javax.servlet.jsp.jstl.tlv.PermittedTaglibsTLV".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."javax.servlet.jsp.jstl.tlv.ScriptFreeTLV".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.AuthenticatedTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.HasAnyRolesTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.HasPermissionTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.LacksPermissionTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.NotAuthenticatedTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.PrincipalTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.UserTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.jboss.weld.servlet.WeldInitialListener".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.jboss.weld.servlet.WeldTerminalListener".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService] service jboss.deployment.unit."ROOT.war".ee.ComponentRegistry (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService] service jboss.deployment.unit."ROOT.war".moduleDeploymentRuntimeInformation (missing) dependents: [service jboss.deployment.unit."ROOT.war".moduleDeploymentRuntimeInformationStart] service jboss.persistenceunit."ROOT.war#pvMigrationPU" (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.persistenceunit."ROOT.war#pvstreamPrimaryPU" (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.undertow.deployment.default-server.default-host./ROOT (missing) dependents: [service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT] service jboss.undertow.deployment.default-server.default-host./ROOT.codec (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService] service jboss.undertow.deployment.default-server.default-host./ROOT.session (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService] WFLYCTL0186: Services which failed to start: service jboss.deployment.unit."ROOT.war".component.EmailPeriodicTimer.START service jboss.deployment.unit."ROOT.war".component.DatabaseMigration.START 2018-11-30 11:43:03,389 INFO [org.jboss.as.server.deployment] (MSC service thread 1-4) WFLYSRV0027: Starting deployment of "ROOT.war" (runtime-name: "ROOT.war") 2018-11-30 11:43:06,498 WARN [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0059: Class Path entry xercesImpl.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 11:43:06,498 WARN [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0059: Class Path entry xml-apis.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 11:43:06,498 WARN [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0059: Class Path entry serializer.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 11:43:06,535 INFO [org.jboss.as.jpa] (MSC service thread 1-6) WFLYJPA0002: Read persistence.xml for pvstreamPrimaryPU 2018-11-30 11:43:06,535 INFO [org.jboss.as.jpa] (MSC service thread 1-6) WFLYJPA0002: Read persistence.xml for pvMigrationPU 2018-11-30 11:43:06,727 WARN [org.jboss.as.dependency.private] (MSC service thread 1-2) WFLYSRV0018: Deployment "deployment.ROOT.war" is using a private module ("org.infinispan:main") which may be changed or removed in future versions without notice. 2018-11-30 11:43:06,730 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 9) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:43:06,730 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 69) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:43:06,730 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 9) HHH000204: Processing PersistenceUnitInfo [ name: pvstreamPrimaryPU ...] 2018-11-30 11:43:06,731 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 69) HHH000204: Processing PersistenceUnitInfo [ name: pvMigrationPU ...] 2018-11-30 11:43:06,736 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 69) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 11:43:06,737 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 9) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 11:43:06,770 INFO [org.jboss.weld.deployer] (MSC service thread 1-2) WFLYWELD0003: Processing weld deployment ROOT.war 2018-11-30 11:43:06,792 INFO [org.apache.deltaspike.core.impl.config.EnvironmentPropertyConfigSourceProvider] (MSC service thread 1-2) Custom config found by DeltaSpike. Name: 'META-INF/apache-deltaspike.properties', URL: 'vfs:/G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/classes/META-INF/apache-deltaspike.properties' 2018-11-30 11:43:06,795 INFO [org.apache.deltaspike.core.util.ProjectStageProducer] (MSC service thread 1-2) Computed the following DeltaSpike ProjectStage: Production 2018-11-30 11:43:06,800 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-2) WFLYEJB0473: JNDI bindings for session bean named 'EmailPeriodicTimer' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:module/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:global/ROOT/EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer java:module/EmailPeriodicTimer 2018-11-30 11:43:06,800 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-2) WFLYEJB0473: JNDI bindings for session bean named 'DatabaseMigration' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:app/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:module/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:global/ROOT/DatabaseMigration java:app/ROOT/DatabaseMigration java:module/DatabaseMigration 2018-11-30 11:43:06,846 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-4) WFLYJCA0005: Deploying non-JDBC-compliant driver class com.mysql.cj.jdbc.Driver (version 6.0) 2018-11-30 11:43:06,848 WARN [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-4) WFLYJCA0003: Unable to instantiate driver class "org.olap4j.driver.xmla.XmlaOlap4jDriver": java.lang.NoSuchMethodException: org.olap4j.driver.xmla.XmlaOlap4jDriver.() 2018-11-30 11:43:06,848 INFO [org.jboss.weld.deployer] (MSC service thread 1-4) WFLYWELD0006: Starting Services for CDI deployment: ROOT.war 2018-11-30 11:43:06,851 INFO [org.jboss.weld.deployer] (MSC service thread 1-2) WFLYWELD0009: Starting weld service for deployment ROOT.war 2018-11-30 11:43:06,852 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-8) WFLYJCA0018: Started Driver service with driver-name = ROOT.war_com.mysql.cj.jdbc.Driver_6_0 2018-11-30 11:43:08,160 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 9) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:43:08,177 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 69) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:43:29,163 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 9) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator$ConnectionProviderJdbcConnectionAccess.obtainConnection(JdbcEnvironmentInitiator.java:180) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:68) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:88) at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:234) at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:208) at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:189) at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:51) at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:94) at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:217) at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:189) at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.handleTypes(MetadataBuildingProcess.java:352) at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:111) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:847) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:874) at org.jboss.as.jpa.hibernate5.TwoPhaseBootstrapImpl.build(TwoPhaseBootstrapImpl.java:44) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1$1.run(PersistenceUnitServiceImpl.java:154) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1$1.run(PersistenceUnitServiceImpl.java:117) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:667) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1.run(PersistenceUnitServiceImpl.java:182) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 36 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 49 more 2018-11-30 11:43:29,167 WARN [org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator] (ServerService Thread Pool -- 9) HHH000342: Could not obtain connection to query metadata : javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream 2018-11-30 11:43:29,167 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 9) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 11:43:29,167 INFO [org.hibernate.engine.jdbc.env.internal.LobCreatorBuilderImpl] (ServerService Thread Pool -- 9) HHH000422: Disabling contextual LOB creation as connection was null 2018-11-30 11:43:29,168 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 9) Envers integration enabled? : true 2018-11-30 11:43:29,181 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 69) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator$ConnectionProviderJdbcConnectionAccess.obtainConnection(JdbcEnvironmentInitiator.java:180) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:68) at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:88) at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:234) at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:208) at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:189) at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:51) at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:94) at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:217) at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:189) at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.handleTypes(MetadataBuildingProcess.java:352) at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:111) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:847) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:874) at org.jboss.as.jpa.hibernate5.TwoPhaseBootstrapImpl.build(TwoPhaseBootstrapImpl.java:44) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1$1.run(PersistenceUnitServiceImpl.java:154) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1$1.run(PersistenceUnitServiceImpl.java:117) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:667) at org.jboss.as.jpa.service.PersistenceUnitServiceImpl$1.run(PersistenceUnitServiceImpl.java:182) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 36 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 49 more 2018-11-30 11:43:29,185 WARN [org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator] (ServerService Thread Pool -- 69) HHH000342: Could not obtain connection to query metadata : javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream 2018-11-30 11:43:29,185 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 69) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 11:43:29,185 INFO [org.hibernate.engine.jdbc.env.internal.LobCreatorBuilderImpl] (ServerService Thread Pool -- 69) HHH000422: Disabling contextual LOB creation as connection was null 2018-11-30 11:43:29,186 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 69) Envers integration enabled? : true 2018-11-30 11:43:29,253 WARN [org.hibernate.boot.internal.SessionFactoryBuilderImpl] (ServerService Thread Pool -- 9) Unrecognized hbm2ddl_auto value : none. Supported values include create, create-drop, update, and validate. Ignoring 2018-11-30 11:43:29,514 INFO [org.hibernate.hql.internal.QueryTranslatorFactoryInitiator] (ServerService Thread Pool -- 9) HHH000397: Using ASTQueryTranslatorFactory 2018-11-30 11:43:29,554 INFO [org.jboss.weld.Event] (MSC service thread 1-6) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.interceptor.GlobalInterceptorExtension.promoteInterceptors(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 11:43:29,556 INFO [org.jboss.weld.Event] (MSC service thread 1-6) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.message.MessageBundleExtension.detectInterfaces(@Observes ProcessAnnotatedType) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 11:43:29,559 INFO [org.jboss.weld.Event] (MSC service thread 1-6) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.exclude.extension.ExcludeExtension.vetoBeans(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 11:43:30,287 INFO [org.flywaydb.core.internal.util.VersionPrinter] (ServerService Thread Pool -- 9) Flyway 4.0.3 by Boxfuse 2018-11-30 11:43:51,293 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 9) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.flywaydb.core.internal.util.jdbc.JdbcUtils.openConnection(JdbcUtils.java:50) at org.flywaydb.core.Flyway.execute(Flyway.java:1326) at org.flywaydb.core.Flyway.migrate(Flyway.java:917) at com.pvstream.pilot.api.core.util.DatabaseMigration.migrate(DatabaseMigration.java:43) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 67 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 80 more 2018-11-30 11:43:51,299 ERROR [com.pvstream.pilot.api.core.util.DatabaseMigration] (ServerService Thread Pool -- 9) Unable to obtain Jdbc connection from DataSource 2018-11-30 11:43:51,300 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 76) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) at org.hibernate.internal.AbstractSessionImpl$NonContextualJdbcConnectionAccess.obtainConnection(AbstractSessionImpl.java:386) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:87) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:112) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:47) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) at com.pvstream.pilot.api.core.dal.repository.ProfileRepositoryAbstractImpl.getActive(ProfileRepositoryAbstractImpl.java:55) at com.pvstream.pilot.api.core.dal.repository.ProfileRepositoryImpl.getActive(ProfileRepositoryImpl.java:34) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.initialize(EmailPeriodicTimer.java:63) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 92 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 105 more 2018-11-30 11:43:51,306 WARN [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (ServerService Thread Pool -- 76) SQL Error: 0, SQLState: null 2018-11-30 11:43:51,306 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (ServerService Thread Pool -- 76) javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream 2018-11-30 11:43:51,307 ERROR [org.jboss.msc.service.fail] (ServerService Thread Pool -- 76) MSC000001: Failed to start service jboss.deployment.unit."ROOT.war".component.EmailPeriodicTimer.START: org.jboss.msc.service.StartException in service jboss.deployment.unit."ROOT.war".component.EmailPeriodicTimer.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:57) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:163) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) ... 6 more Caused by: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) ... 11 more Caused by: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1602) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:492) at com.pvstream.pilot.api.core.dal.repository.ProfileRepositoryAbstractImpl.getActive(ProfileRepositoryAbstractImpl.java:55) at com.pvstream.pilot.api.core.dal.repository.ProfileRepositoryImpl.getActive(ProfileRepositoryImpl.java:34) at com.pvstream.pilot.api.core.util.EmailPeriodicTimer.initialize(EmailPeriodicTimer.java:63) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 26 more Caused by: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:47) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:95) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:90) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:112) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:47) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:146) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172) at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:148) at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1928) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1897) at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1875) at org.hibernate.loader.Loader.doQuery(Loader.java:919) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:336) at org.hibernate.loader.Loader.doList(Loader.java:2611) at org.hibernate.loader.Loader.doList(Loader.java:2594) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2423) at org.hibernate.loader.Loader.list(Loader.java:2418) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:501) at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:371) at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:216) at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1326) at org.hibernate.internal.QueryImpl.list(QueryImpl.java:87) at org.hibernate.jpa.internal.QueryImpl.list(QueryImpl.java:606) at org.hibernate.jpa.internal.QueryImpl.getResultList(QueryImpl.java:483) ... 57 more Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:146) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) at org.hibernate.internal.AbstractSessionImpl$NonContextualJdbcConnectionAccess.obtainConnection(AbstractSessionImpl.java:386) at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:87) ... 78 more Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:656) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) ... 82 more Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) ... 85 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 92 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 105 more 2018-11-30 11:44:12,301 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 9) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.flywaydb.core.internal.util.jdbc.JdbcUtils.openConnection(JdbcUtils.java:50) at org.flywaydb.core.Flyway.execute(Flyway.java:1326) at org.flywaydb.core.Flyway.repair(Flyway.java:1106) at com.pvstream.pilot.api.core.util.DatabaseMigration.migrate(DatabaseMigration.java:47) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 67 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 80 more 2018-11-30 11:44:12,304 ERROR [org.jboss.msc.service.fail] (ServerService Thread Pool -- 9) MSC000001: Failed to start service jboss.deployment.unit."ROOT.war".component.DatabaseMigration.START: org.jboss.msc.service.StartException in service jboss.deployment.unit."ROOT.war".component.DatabaseMigration.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:57) at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) at org.jboss.threads.JBossThread.run(JBossThread.java:320) Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:163) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:134) at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:88) at org.jboss.as.ejb3.component.singleton.SingletonComponent.getComponentInstance(SingletonComponent.java:124) at org.jboss.as.ejb3.component.singleton.SingletonComponent.start(SingletonComponent.java:138) at org.jboss.as.ee.component.ComponentStartService$1.run(ComponentStartService.java:54) ... 6 more Caused by: javax.ejb.EJBException: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource at org.jboss.as.ejb3.tx.BMTInterceptor.handleException(BMTInterceptor.java:83) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.checkStatelessDone(EjbBMTInterceptor.java:91) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:106) at org.jboss.as.ejb3.tx.BMTInterceptor.processInvocation(BMTInterceptor.java:58) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionContextInterceptor.processInvocation(WeldInjectionContextInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:356) at org.jboss.invocation.PrivilegedWithCombinerInterceptor.processInvocation(PrivilegedWithCombinerInterceptor.java:80) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) ... 11 more Caused by: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource at org.flywaydb.core.internal.util.jdbc.JdbcUtils.openConnection(JdbcUtils.java:56) at org.flywaydb.core.Flyway.execute(Flyway.java:1326) at org.flywaydb.core.Flyway.repair(Flyway.java:1106) at com.pvstream.pilot.api.core.util.DatabaseMigration.migrate(DatabaseMigration.java:47) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.as.ee.component.ManagedReferenceLifecycleMethodInterceptor.processInvocation(ManagedReferenceLifecycleMethodInterceptor.java:96) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doLifecycleInterception(Jsr299BindingsInterceptor.java:114) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:103) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:437) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:73) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:83) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInjectionInterceptor.processInvocation(WeldInjectionInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.ManagedReferenceFieldInjectionInterceptorFactory$ManagedReferenceFieldInjectionInterceptor.processInvocation(ManagedReferenceFieldInjectionInterceptorFactory.java:107) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.AroundConstructInterceptorFactory$1.processInvocation(AroundConstructInterceptorFactory.java:28) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.injection.WeldInterceptorInjectionInterceptor.processInvocation(WeldInterceptorInjectionInterceptor.java:56) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.weld.ejb.Jsr299BindingsCreateInterceptor.processInvocation(Jsr299BindingsCreateInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:340) at org.jboss.as.ejb3.tx.EjbBMTInterceptor.handleInvocation(EjbBMTInterceptor.java:103) ... 26 more Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:146) at org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:66) at org.flywaydb.core.internal.util.jdbc.JdbcUtils.openConnection(JdbcUtils.java:50) ... 55 more Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:656) at org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:429) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:747) at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:138) ... 57 more Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:343) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:350) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:285) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1319) at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:496) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:626) at org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:598) at org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:590) ... 60 more Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:981) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:339) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2286) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2085) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:404) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:319) ... 67 more Caused by: java.net.ConnectException: Connection timed out: connect at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298) ... 80 more 2018-11-30 11:44:12,311 ERROR [org.jboss.as.controller.management-operation] (management-handler-thread - 1) WFLYCTL0013: Operation ("deploy") failed - address: ([("deployment" => "ROOT.war")]) - failure description: {"WFLYCTL0080: Failed services" => { "jboss.deployment.unit.\"ROOT.war\".component.EmailPeriodicTimer.START" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"ROOT.war\".component.EmailPeriodicTimer.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. Caused by: java.net.ConnectException: Connection timed out: connect", "jboss.deployment.unit.\"ROOT.war\".component.DatabaseMigration.START" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"ROOT.war\".component.DatabaseMigration.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: javax.ejb.EJBException: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource Caused by: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. Caused by: java.net.ConnectException: Connection timed out: connect" }} 2018-11-30 11:44:12,312 ERROR [org.jboss.as.server] (management-handler-thread - 1) WFLYSRV0021: Deploy of deployment "ROOT.war" was rolled back with the following failure message: {"WFLYCTL0080: Failed services" => { "jboss.deployment.unit.\"ROOT.war\".component.EmailPeriodicTimer.START" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"ROOT.war\".component.EmailPeriodicTimer.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: javax.ejb.EJBException: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. Caused by: java.net.ConnectException: Connection timed out: connect", "jboss.deployment.unit.\"ROOT.war\".component.DatabaseMigration.START" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"ROOT.war\".component.DatabaseMigration.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance Caused by: javax.ejb.EJBException: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource Caused by: org.flywaydb.core.api.FlywayException: Unable to obtain Jdbc connection from DataSource Caused by: java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/pvstream Caused by: javax.resource.ResourceException: IJ031084: Unable to create connection Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. Caused by: java.net.ConnectException: Connection timed out: connect" }} 2018-11-30 11:44:12,314 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-3) WFLYJCA0019: Stopped Driver service with driver-name = ROOT.war_com.mysql.cj.jdbc.Driver_6_0 2018-11-30 11:44:12,320 INFO [org.jboss.weld.deployer] (MSC service thread 1-8) WFLYWELD0010: Stopping weld service for deployment ROOT.war 2018-11-30 11:44:12,325 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 88) WFLYJPA0011: Stopping Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:44:12,325 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 87) WFLYJPA0011: Stopping Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:44:12,327 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 88) WFLYJPA0011: Stopping Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:44:12,327 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 87) WFLYJPA0011: Stopping Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:44:12,976 INFO [org.jboss.as.server.deployment] (MSC service thread 1-6) WFLYSRV0028: Stopped deployment ROOT.war (runtime-name: ROOT.war) in 664ms 2018-11-30 11:44:12,977 INFO [org.jboss.as.controller] (management-handler-thread - 1) WFLYCTL0183: Service status report WFLYCTL0184: New missing/unsatisfied dependencies: service jboss.deployment.unit."ROOT.war".WeldStartService (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.env.EnvironmentLoaderListener".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.servlet.ShiroFilter".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.GuestTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.HasRoleTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service jboss.deployment.unit."ROOT.war".component."org.apache.shiro.web.tags.LacksRoleTag".START (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService, service jboss.undertow.deployment.default-server.default-host./ROOT, service jboss.deployment.unit."ROOT.war".deploymentCompleteService] service org.wildfly.request-controller.control-point."ROOT.war".undertow (missing) dependents: [service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService] WFLYCTL0185: Newly corrected services: service jboss.undertow.deployment.default-server.default-host./ROOT.UndertowDeploymentInfoService (no longer required) WFLYCTL0186: Services which failed to start: service jboss.deployment.unit."ROOT.war".component.EmailPeriodicTimer.START service jboss.deployment.unit."ROOT.war".component.DatabaseMigration.START 2018-11-30 11:48:57,879 INFO [org.jboss.as.server] (management-handler-thread - 8) WFLYSRV0211: Suspending server with 0ms timeout. 2018-11-30 11:48:57,881 INFO [org.jboss.as.server] (Thread-2) WFLYSRV0220: Server shutdown has been requested. 2018-11-30 11:48:57,884 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-8) WFLYJCA0010: Unbound data source [java:jboss/datasources/hardware] 2018-11-30 11:48:57,885 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-2) WFLYJCA0010: Unbound data source [java:jboss/datasources/ExampleDS] 2018-11-30 11:48:57,889 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-8) WFLYJCA0010: Unbound data source [java:jboss/datasources/pvstream] 2018-11-30 11:48:57,891 INFO [org.wildfly.extension.undertow] (MSC service thread 1-4) WFLYUT0019: Host default-host stopping 2018-11-30 11:48:57,893 INFO [org.wildfly.extension.undertow] (MSC service thread 1-8) WFLYUT0008: Undertow HTTP listener default suspending 2018-11-30 11:48:57,893 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-7) WFLYJCA0019: Stopped Driver service with driver-name = h2 2018-11-30 11:48:57,894 INFO [org.wildfly.extension.undertow] (MSC service thread 1-8) WFLYUT0007: Undertow HTTP listener default stopped, was bound to 127.0.0.1:8080 2018-11-30 11:48:57,895 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-3) WFLYJCA0019: Stopped Driver service with driver-name = MySqlJDBCDriver 2018-11-30 11:48:57,895 INFO [org.wildfly.extension.undertow] (MSC service thread 1-5) WFLYUT0004: Undertow 1.3.15.Final stopping 2018-11-30 11:48:57,903 INFO [org.jboss.as] (MSC service thread 1-6) WFLYSRV0050: WildFly Full 10.0.0.Final (WildFly Core 2.0.10.Final) stopped in 15ms 2018-11-30 11:49:20,006 INFO [org.jboss.modules] (main) JBoss Modules version 1.5.1.Final 2018-11-30 11:49:20,180 INFO [org.jboss.msc] (main) JBoss MSC version 1.2.6.Final 2018-11-30 11:49:20,245 INFO [org.jboss.as] (MSC service thread 1-7) WFLYSRV0049: WildFly Full 10.0.0.Final (WildFly Core 2.0.10.Final) starting 2018-11-30 11:49:20,246 DEBUG [org.jboss.as.config] (MSC service thread 1-7) Configured system properties: awt.toolkit = sun.awt.windows.WToolkit file.encoding = Cp1251 file.encoding.pkg = sun.io file.separator = \ java.awt.graphicsenv = sun.awt.Win32GraphicsEnvironment java.awt.printerjob = sun.awt.windows.WPrinterJob java.class.path = G:\Development\Servers\last-wildfly\jboss-modules.jar java.class.version = 52.0 java.endorsed.dirs = C:\Program Files\Java\jre1.8.0_144\lib\endorsed java.ext.dirs = C:\Program Files\Java\jre1.8.0_144\lib\ext;C:\WINDOWS\Sun\Java\lib\ext java.home = C:\Program Files\Java\jre1.8.0_144 java.io.tmpdir = C:\Users\MESSIE~1\AppData\Local\Temp\ java.library.path = C:\ProgramData\Oracle\Java\javapath;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\Oracle\Java\javapath;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files\MySQL\MySQL Utilities 1.6\;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;g:\games\iracing;g:\games\iracing;G:\Development\Servers\gradle-4.5.1\bin;C:\Program Files\dotnet\;C:\Program Files\CMake\bin;C:\Program Files\Microsoft SQL Server\130\Tools\Binn\;G:\Soft\nodejs\;C:\WINDOWS\System32\OpenSSH\;C:\Program Files\Git\cmd;C:\Users\Messier82\AppData\Local\Microsoft\WindowsApps;C:\Program Files (x86)\Microsoft VS Code\bin;C:\Users\Messier82\AppData\Roaming\npm;;C:\Program Files\Docker Toolbox;. java.net.preferIPv4Stack = true java.runtime.name = Java(TM) SE Runtime Environment java.runtime.version = 1.8.0_144-b01 java.specification.name = Java Platform API Specification java.specification.vendor = Oracle Corporation java.specification.version = 1.8 java.util.logging.manager = org.jboss.logmanager.LogManager java.vendor = Oracle Corporation java.vendor.url = http://java.oracle.com/ java.vendor.url.bug = http://bugreport.sun.com/bugreport/ java.version = 1.8.0_144 java.vm.info = mixed mode java.vm.name = Java HotSpot(TM) 64-Bit Server VM java.vm.specification.name = Java Virtual Machine Specification java.vm.specification.vendor = Oracle Corporation java.vm.specification.version = 1.8 java.vm.vendor = Oracle Corporation java.vm.version = 25.144-b01 javax.management.builder.initial = org.jboss.as.jmx.PluggableMBeanServerBuilder javax.xml.datatype.DatatypeFactory = __redirected.__DatatypeFactory javax.xml.parsers.DocumentBuilderFactory = __redirected.__DocumentBuilderFactory javax.xml.parsers.SAXParserFactory = __redirected.__SAXParserFactory javax.xml.stream.XMLEventFactory = __redirected.__XMLEventFactory javax.xml.stream.XMLInputFactory = __redirected.__XMLInputFactory javax.xml.stream.XMLOutputFactory = __redirected.__XMLOutputFactory javax.xml.transform.TransformerFactory = __redirected.__TransformerFactory javax.xml.validation.SchemaFactory:http://www.w3.org/2001/XMLSchema = __redirected.__SchemaFactory javax.xml.xpath.XPathFactory:http://java.sun.com/jaxp/xpath/dom = __redirected.__XPathFactory jboss.home.dir = G:\Development\Servers\last-wildfly jboss.host.name = desktop-ap5tg7f jboss.modules.dir = G:\Development\Servers\last-wildfly\modules jboss.modules.system.pkgs = org.jboss.byteman jboss.node.name = desktop-ap5tg7f jboss.qualified.host.name = desktop-ap5tg7f jboss.server.base.dir = G:\Development\Servers\last-wildfly\standalone jboss.server.config.dir = G:\Development\Servers\last-wildfly\standalone\configuration jboss.server.data.dir = G:\Development\Servers\last-wildfly\standalone\data jboss.server.deploy.dir = G:\Development\Servers\last-wildfly\standalone\data\content jboss.server.log.dir = G:\Development\Servers\last-wildfly\standalone\log jboss.server.name = desktop-ap5tg7f jboss.server.persist.config = true jboss.server.temp.dir = G:\Development\Servers\last-wildfly\standalone\tmp line.separator = logging.configuration = file:G:\Development\Servers\last-wildfly\standalone\configuration/logging.properties module.path = G:\Development\Servers\last-wildfly\modules org.jboss.boot.log.file = G:\Development\Servers\last-wildfly\standalone\log\server.log org.jboss.resolver.warning = true org.xml.sax.driver = __redirected.__XMLReaderFactory os.arch = amd64 os.name = Windows 10 os.version = 10.0 path.separator = ; program.name = standalone.bat sun.arch.data.model = 64 sun.boot.class.path = C:\Program Files\Java\jre1.8.0_144\lib\resources.jar;C:\Program Files\Java\jre1.8.0_144\lib\rt.jar;C:\Program Files\Java\jre1.8.0_144\lib\sunrsasign.jar;C:\Program Files\Java\jre1.8.0_144\lib\jsse.jar;C:\Program Files\Java\jre1.8.0_144\lib\jce.jar;C:\Program Files\Java\jre1.8.0_144\lib\charsets.jar;C:\Program Files\Java\jre1.8.0_144\lib\jfr.jar;C:\Program Files\Java\jre1.8.0_144\classes sun.boot.library.path = C:\Program Files\Java\jre1.8.0_144\bin sun.cpu.endian = little sun.cpu.isalist = amd64 sun.desktop = windows sun.io.unicode.encoding = UnicodeLittle sun.java.command = G:\Development\Servers\last-wildfly\jboss-modules.jar -mp G:\Development\Servers\last-wildfly\modules org.jboss.as.standalone -Djboss.home.dir=G:\Development\Servers\last-wildfly --server-config=standalone.pvstream-dev.xml sun.java.launcher = SUN_STANDARD sun.jnu.encoding = Cp1251 sun.management.compiler = HotSpot 64-Bit Tiered Compilers sun.os.patch.level = user.country = US user.dir = G:\Development\Servers\last-wildfly\bin user.home = C:\Users\Messier82 user.language = en user.name = Messier82 user.script = user.timezone = Europe/Helsinki user.variant = 2018-11-30 11:49:20,248 DEBUG [org.jboss.as.config] (MSC service thread 1-7) VM Arguments: -Dprogram.name=standalone.bat -Xms64M -Xmx1024M -XX:MetaspaceSize=96M -XX:MaxMetaspaceSize=256m -Djava.net.preferIPv4Stack=true -Djboss.modules.system.pkgs=org.jboss.byteman -agentlib:jdwp=transport=dt_socket,address=9990,server=y,suspend=n -Dorg.jboss.boot.log.file=G:\Development\Servers\last-wildfly\standalone\log\server.log -Dlogging.configuration=file:G:\Development\Servers\last-wildfly\standalone\configuration/logging.properties 2018-11-30 11:49:21,051 INFO [org.jboss.as.server] (Controller Boot Thread) WFLYSRV0039: Creating http management service using socket-binding (management-http) 2018-11-30 11:49:21,067 INFO [org.xnio] (MSC service thread 1-4) XNIO version 3.3.4.Final 2018-11-30 11:49:21,086 INFO [org.xnio.nio] (MSC service thread 1-4) XNIO NIO Implementation Version 3.3.4.Final 2018-11-30 11:49:21,104 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 37) WFLYCLINF0001: Activating Infinispan subsystem. 2018-11-30 11:49:21,109 WARN [org.jboss.as.txn] (ServerService Thread Pool -- 52) WFLYTX0013: Node identifier property is set to the default value. Please make sure it is unique. 2018-11-30 11:49:21,114 INFO [org.jboss.as.webservices] (ServerService Thread Pool -- 54) WFLYWS0002: Activating WebServices Extension 2018-11-30 11:49:21,115 INFO [org.jboss.as.naming] (ServerService Thread Pool -- 44) WFLYNAM0001: Activating Naming Subsystem 2018-11-30 11:49:21,117 INFO [org.wildfly.extension.io] (ServerService Thread Pool -- 36) WFLYIO001: Worker 'default' has auto-configured to 32 core threads with 256 task threads based on your 16 available processors 2018-11-30 11:49:21,118 INFO [org.jboss.as.security] (ServerService Thread Pool -- 51) WFLYSEC0002: Activating Security Subsystem 2018-11-30 11:49:21,129 INFO [org.jboss.as.security] (MSC service thread 1-6) WFLYSEC0001: Current PicketBox version=4.9.4.Final 2018-11-30 11:49:21,132 INFO [org.jboss.as.connector] (MSC service thread 1-7) WFLYJCA0009: Starting JCA Subsystem (WildFly/IronJacamar 1.3.2.Final) 2018-11-30 11:49:21,147 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 53) WFLYUT0003: Undertow 1.3.15.Final starting 2018-11-30 11:49:21,148 INFO [org.wildfly.extension.undertow] (MSC service thread 1-1) WFLYUT0003: Undertow 1.3.15.Final starting 2018-11-30 11:49:21,156 INFO [org.jboss.as.connector.subsystems.datasources] (ServerService Thread Pool -- 32) WFLYJCA0005: Deploying non-JDBC-compliant driver class com.mysql.jdbc.Driver (version 5.1) 2018-11-30 11:49:21,157 INFO [org.jboss.as.naming] (MSC service thread 1-1) WFLYNAM0003: Starting Naming Service 2018-11-30 11:49:21,158 INFO [org.jboss.as.mail.extension] (MSC service thread 1-6) WFLYMAIL0001: Bound mail session [java:jboss/mail/Default] 2018-11-30 11:49:21,160 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-7) WFLYJCA0018: Started Driver service with driver-name = MySqlJDBCDriver 2018-11-30 11:49:21,163 INFO [org.jboss.as.connector.subsystems.datasources] (ServerService Thread Pool -- 32) WFLYJCA0004: Deploying JDBC-compliant driver class org.h2.Driver (version 1.3) 2018-11-30 11:49:21,164 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-2) WFLYJCA0018: Started Driver service with driver-name = h2 2018-11-30 11:49:21,217 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 53) WFLYUT0014: Creating file handler for path 'G:\Development\Servers\last-wildfly/welcome-content' with options [directory-listing: 'false', follow-symlink: 'false', case-sensitive: 'true', safe-symlink-paths: '[]'] 2018-11-30 11:49:21,260 INFO [org.jboss.as.ejb3] (MSC service thread 1-6) WFLYEJB0482: Strict pool mdb-strict-max-pool is using a max instance size of 64 (per class), which is derived from the number of CPUs on this host. 2018-11-30 11:49:21,260 INFO [org.jboss.as.ejb3] (MSC service thread 1-2) WFLYEJB0481: Strict pool slsb-strict-max-pool is using a max instance size of 256 (per class), which is derived from thread worker pool sizing. 2018-11-30 11:49:21,406 WARN [org.jboss.as.mail.extension] (MSC service thread 1-7) WFLYMAIL0009: Host name [mx.int] could not be resolved! 2018-11-30 11:49:21,456 INFO [org.jboss.remoting] (MSC service thread 1-4) JBoss Remoting version 4.0.18.Final 2018-11-30 11:49:21,487 INFO [org.wildfly.extension.undertow] (MSC service thread 1-3) WFLYUT0012: Started server default-server. 2018-11-30 11:49:21,488 INFO [org.wildfly.extension.undertow] (MSC service thread 1-4) WFLYUT0018: Host default-host starting 2018-11-30 11:49:21,525 INFO [org.wildfly.extension.undertow] (MSC service thread 1-3) WFLYUT0006: Undertow HTTP listener default listening on 127.0.0.1:8180 2018-11-30 11:49:21,673 INFO [org.jboss.as.server.deployment.scanner] (MSC service thread 1-5) WFLYDS0013: Started FileSystemDeploymentService for directory G:\Development\Servers\last-wildfly\standalone\deployments 2018-11-30 11:49:21,823 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-2) WFLYJCA0001: Bound data source [java:jboss/datasources/ExampleDS] 2018-11-30 11:49:21,823 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-2) WFLYJCA0001: Bound data source [java:jboss/datasources/pvstream] 2018-11-30 11:49:21,823 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-5) WFLYJCA0001: Bound data source [java:jboss/datasources/hardware] 2018-11-30 11:49:21,828 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-1) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 11:49:21,828 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-6) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 11:49:21,828 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-8) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 11:49:21,828 INFO [org.infinispan.factories.GlobalComponentRegistry] (MSC service thread 1-4) ISPN000128: Infinispan version: Infinispan 'Mahou' 8.1.0.Final 2018-11-30 11:49:21,880 INFO [org.jboss.ws.common.management] (MSC service thread 1-3) JBWS022052: Starting JBossWS 5.1.3.Final (Apache CXF 3.1.4) 2018-11-30 11:49:22,232 INFO [org.jboss.as] (Controller Boot Thread) WFLYSRV0060: Http management interface listening on http://127.0.0.1:10090/management 2018-11-30 11:49:22,233 INFO [org.jboss.as] (Controller Boot Thread) WFLYSRV0051: Admin console listening on http://127.0.0.1:10090 2018-11-30 11:49:22,233 INFO [org.jboss.as] (Controller Boot Thread) WFLYSRV0025: WildFly Full 10.0.0.Final (WildFly Core 2.0.10.Final) started in 2508ms - Started 297 of 655 services (457 services are lazy, passive or on-demand) 2018-11-30 11:49:22,630 INFO [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0027: Starting deployment of "ROOT.war" (runtime-name: "ROOT.war") 2018-11-30 11:49:26,290 WARN [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0059: Class Path entry xercesImpl.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 11:49:26,290 WARN [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0059: Class Path entry xml-apis.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 11:49:26,290 WARN [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0059: Class Path entry serializer.jar in /G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/lib/xalan-2.7.0.jar does not point to a valid jar for a Class-Path reference. 2018-11-30 11:49:26,576 INFO [org.jboss.as.jpa] (MSC service thread 1-4) WFLYJPA0002: Read persistence.xml for pvstreamPrimaryPU 2018-11-30 11:49:26,577 INFO [org.jboss.as.jpa] (MSC service thread 1-4) WFLYJPA0002: Read persistence.xml for pvMigrationPU 2018-11-30 11:49:26,857 WARN [org.jboss.as.dependency.private] (MSC service thread 1-1) WFLYSRV0018: Deployment "deployment.ROOT.war" is using a private module ("org.infinispan:main") which may be changed or removed in future versions without notice. 2018-11-30 11:49:26,880 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 56) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:49:26,880 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 5) WFLYJPA0010: Starting Persistence Unit (phase 1 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:49:26,899 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 56) HHH000204: Processing PersistenceUnitInfo [ name: pvstreamPrimaryPU ...] 2018-11-30 11:49:26,899 INFO [org.hibernate.jpa.internal.util.LogHelper] (ServerService Thread Pool -- 5) HHH000204: Processing PersistenceUnitInfo [ name: pvMigrationPU ...] 2018-11-30 11:49:26,952 INFO [org.jboss.weld.deployer] (MSC service thread 1-8) WFLYWELD0003: Processing weld deployment ROOT.war 2018-11-30 11:49:26,972 INFO [org.hibernate.Version] (ServerService Thread Pool -- 5) HHH000412: Hibernate Core {5.0.7.Final} 2018-11-30 11:49:26,974 INFO [org.hibernate.cfg.Environment] (ServerService Thread Pool -- 5) HHH000206: hibernate.properties not found 2018-11-30 11:49:26,975 INFO [org.hibernate.cfg.Environment] (ServerService Thread Pool -- 5) HHH000021: Bytecode provider name : javassist 2018-11-30 11:49:27,004 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 5) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 11:49:27,004 INFO [org.hibernate.orm.deprecation] (ServerService Thread Pool -- 56) HHH90000001: Found usage of deprecated setting for specifying Scanner [hibernate.ejb.resource_scanner]; use [hibernate.archive.scanner] instead 2018-11-30 11:49:27,012 INFO [org.hibernate.annotations.common.Version] (ServerService Thread Pool -- 56) HCANN000001: Hibernate Commons Annotations {5.0.1.Final} 2018-11-30 11:49:27,018 INFO [org.hibernate.validator.internal.util.Version] (MSC service thread 1-8) HV000001: Hibernate Validator 5.2.3.Final 2018-11-30 11:49:27,073 INFO [org.apache.deltaspike.core.impl.config.EnvironmentPropertyConfigSourceProvider] (MSC service thread 1-8) Custom config found by DeltaSpike. Name: 'META-INF/apache-deltaspike.properties', URL: 'vfs:/G:/Development/Servers/last-wildfly/bin/content/ROOT.war/WEB-INF/classes/META-INF/apache-deltaspike.properties' 2018-11-30 11:49:27,077 INFO [org.apache.deltaspike.core.util.ProjectStageProducer] (MSC service thread 1-8) Computed the following DeltaSpike ProjectStage: Production 2018-11-30 11:49:27,082 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-8) WFLYEJB0473: JNDI bindings for session bean named 'EmailPeriodicTimer' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:module/EmailPeriodicTimer!com.pvstream.pilot.api.core.util.EmailPeriodicTimer java:global/ROOT/EmailPeriodicTimer java:app/ROOT/EmailPeriodicTimer java:module/EmailPeriodicTimer 2018-11-30 11:49:27,082 INFO [org.jboss.as.ejb3.deployment] (MSC service thread 1-8) WFLYEJB0473: JNDI bindings for session bean named 'DatabaseMigration' in deployment unit 'deployment "ROOT.war"' are as follows: java:global/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:app/ROOT/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:module/DatabaseMigration!com.pvstream.pilot.api.core.util.DatabaseMigration java:global/ROOT/DatabaseMigration java:app/ROOT/DatabaseMigration java:module/DatabaseMigration 2018-11-30 11:49:27,274 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-3) WFLYJCA0005: Deploying non-JDBC-compliant driver class com.mysql.cj.jdbc.Driver (version 6.0) 2018-11-30 11:49:27,276 WARN [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-3) WFLYJCA0003: Unable to instantiate driver class "org.olap4j.driver.xmla.XmlaOlap4jDriver": java.lang.NoSuchMethodException: org.olap4j.driver.xmla.XmlaOlap4jDriver.() 2018-11-30 11:49:27,277 INFO [org.jboss.weld.deployer] (MSC service thread 1-3) WFLYWELD0006: Starting Services for CDI deployment: ROOT.war 2018-11-30 11:49:27,306 INFO [org.jboss.weld.Version] (MSC service thread 1-3) WELD-000900: 2.3.2 (Final) 2018-11-30 11:49:27,340 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-2) WFLYJCA0018: Started Driver service with driver-name = ROOT.war_com.mysql.cj.jdbc.Driver_6_0 2018-11-30 11:49:27,340 INFO [org.jboss.weld.deployer] (MSC service thread 1-7) WFLYWELD0009: Starting weld service for deployment ROOT.war 2018-11-30 11:49:28,639 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 5) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvMigrationPU' 2018-11-30 11:49:28,639 INFO [org.jboss.as.jpa] (ServerService Thread Pool -- 56) WFLYJPA0010: Starting Persistence Unit (phase 2 of 2) Service 'ROOT.war#pvstreamPrimaryPU' 2018-11-30 11:49:28,946 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 56) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 11:49:28,946 INFO [org.hibernate.dialect.Dialect] (ServerService Thread Pool -- 5) HHH000400: Using dialect: org.hibernate.dialect.MySQL5InnoDBDialect 2018-11-30 11:49:28,988 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 5) Envers integration enabled? : true 2018-11-30 11:49:28,988 INFO [org.hibernate.envers.boot.internal.EnversServiceImpl] (ServerService Thread Pool -- 56) Envers integration enabled? : true 2018-11-30 11:49:29,295 WARN [org.hibernate.boot.internal.SessionFactoryBuilderImpl] (ServerService Thread Pool -- 56) Unrecognized hbm2ddl_auto value : none. Supported values include create, create-drop, update, and validate. Ignoring 2018-11-30 11:49:29,812 INFO [org.hibernate.hql.internal.QueryTranslatorFactoryInitiator] (ServerService Thread Pool -- 56) HHH000397: Using ASTQueryTranslatorFactory 2018-11-30 11:49:29,976 INFO [org.jboss.weld.Event] (MSC service thread 1-7) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.interceptor.GlobalInterceptorExtension.promoteInterceptors(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 11:49:29,995 INFO [org.jboss.weld.Event] (MSC service thread 1-7) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.message.MessageBundleExtension.detectInterfaces(@Observes ProcessAnnotatedType) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 11:49:30,000 INFO [org.jboss.weld.Event] (MSC service thread 1-7) WELD-000411: Observer method [BackedAnnotatedMethod] protected org.apache.deltaspike.core.impl.exclude.extension.ExcludeExtension.vetoBeans(@Observes ProcessAnnotatedType, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds. 2018-11-30 11:49:31,890 INFO [org.flywaydb.core.internal.util.VersionPrinter] (ServerService Thread Pool -- 8) Flyway 4.0.3 by Boxfuse 2018-11-30 11:49:31,898 INFO [org.flywaydb.core.internal.dbsupport.DbSupportFactory] (ServerService Thread Pool -- 8) Database: jdbc:mysql://192.168.0.50:3306/pvstream?zeroDateTimeBehavior=convertToNull (MySQL 5.6) 2018-11-30 11:49:31,917 WARN [org.flywaydb.core.internal.util.scanner.classpath.ClassPathScanner] (ServerService Thread Pool -- 8) Unable to resolve location classpath:db/migration 2018-11-30 11:49:32,012 INFO [org.flywaydb.core.internal.command.DbValidate] (ServerService Thread Pool -- 8) Successfully validated 19 migrations (execution time 00:00.043s) 2018-11-30 11:49:32,115 INFO [org.flywaydb.core.internal.command.DbMigrate] (ServerService Thread Pool -- 8) Current version of schema `pvstream`: 1.893.3 2018-11-30 11:49:32,115 WARN [org.flywaydb.core.internal.command.DbMigrate] (ServerService Thread Pool -- 8) Schema `pvstream` has a version (1.893.3) that is newer than the latest available migration (1) ! 2018-11-30 11:49:32,119 INFO [org.flywaydb.core.internal.command.DbMigrate] (ServerService Thread Pool -- 8) Schema `pvstream` is up to date. No migration necessary. 2018-11-30 11:49:32,191 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (ServerService Thread Pool -- 7) EmailPeriodicTimer scheduled: ScheduleExpression[second=0,15,30,45 minute=* hour=* dayOfWeek=* dayOfMonth=* month=* year=* start=null end=null timezone=] 2018-11-30 11:49:32,290 INFO [io.undertow.servlet] (ServerService Thread Pool -- 7) Initializing Shiro environment 2018-11-30 11:49:32,291 INFO [org.apache.shiro.web.env.EnvironmentLoader] (ServerService Thread Pool -- 7) Starting Shiro environment initialization. 2018-11-30 11:49:32,617 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 7) WFLYCLINF0002: Started jpaResetPasswordRealm.authorizationCache cache from api container 2018-11-30 11:49:32,624 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 7) WFLYCLINF0002: Started jpaRealm.authorizationCache cache from api container 2018-11-30 11:49:32,624 INFO [org.apache.shiro.config.IniSecurityManagerFactory] (ServerService Thread Pool -- 7) Realms have been explicitly set on the SecurityManager instance - auto-setting of realms will not occur. 2018-11-30 11:49:32,629 INFO [org.apache.shiro.web.env.EnvironmentLoader] (ServerService Thread Pool -- 7) Shiro environment initialized in 338 ms. 2018-11-30 11:49:32,682 WARN [org.jboss.as.weld] (ServerService Thread Pool -- 7) WFLYWELD0052: Using deployment classloader to load proxy classes for module org.jboss.resteasy.resteasy-jaxrs:main. Package-private access will not work. To fix this the module should declare dependencies on [org.jboss.weld.core, org.jboss.weld.spi] 2018-11-30 11:49:32,911 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002225: Deploying javax.ws.rs.core.Application: class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,913 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.TimeZoneResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,913 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.lead.LeadResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.AuthResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.UserResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.TestResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.BooleanMessageBodyWriter from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.EnergyConsumptionResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.layout.LayoutResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.block.BlockResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.AppExceptionMapper from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.VersionResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,914 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.currency.CurrencyCodeService from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.racking.RackingResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.LocaleResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.ManufacturerResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.project.ProjectInfoResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.leadgeneration.LeadGenerationWidgetResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.report.ReportResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.Roof.RoofFaceResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.WireResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.energyconsumption.EnergyUsageResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.StringMessageBodyWriter from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.ElectricalDesignResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.FavoriteInverter.FavoriteInverterResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,915 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.annotations.AnnotationsResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,916 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.Roof.RoofResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,917 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.InverterModelResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,917 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.CustomerResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,917 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.AdminResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,917 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.ElectricalResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,918 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.localization.LocalizationResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,918 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.AnonymousResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,918 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.FavoritePVModule.FavoritePVModuleResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,918 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.ModuleStringResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,918 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002205: Adding provider class com.pvstream.pilot.api.presentation.services.StringJsonMessageBodyWriter from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,918 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.proposal.ProposalResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,918 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.ProjectResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,918 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.BusinessResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,918 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.obstruction.ObstructionResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,919 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.shading.ShadingResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,919 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.usermanagement.UserManagementResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,919 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.businessmodel.BusinessModelResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,919 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.electrical.InverterResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:32,919 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 7) RESTEASY002200: Adding class resource com.pvstream.pilot.api.presentation.services.PVModuleModelResource from Application class com.pvstream.pilot.api.presentation.services.ApplicationConfig$Proxy$_$$_WeldClientProxy 2018-11-30 11:49:33,098 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 7) WFLYUT0021: Registered web context: / 2018-11-30 11:49:33,146 INFO [org.jboss.as.server] (management-handler-thread - 2) WFLYSRV0010: Deployed "ROOT.war" (runtime-name : "ROOT.war") 2018-11-30 11:49:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:49:45,018 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 11:50:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:50:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 11:50:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:50:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 11:50:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:50:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 11:50:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:50:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 11:51:00,002 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:51:00,309 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 11:51:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:51:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 11:51:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:51:30,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 11:51:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:51:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 11:52:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:52:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 11:52:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:52:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 11:52:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:52:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 11:52:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:52:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 11:53:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:53:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 11:53:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:53:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 11:53:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:53:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 11:53:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:53:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 11:54:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:54:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 11:54:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:54:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 11:54:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:54:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 11:54:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:54:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 11:55:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:55:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 11:55:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:55:15,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 11:55:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:55:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 11:55:43,952 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-1) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:55:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 11:55:45,171 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-2) REST Request - [HTTP METHOD: GET] [PATH INFO: /anonymous/localization/default] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:50,189 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-3) REST Request - [HTTP METHOD: POST] [PATH INFO: /auth/login] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:50,983 INFO [com.pvstream.pilot.api.core.security.JpaRealm] (default task-3) >>>>>>>> user successfully logged in test@pvstream.com 2018-11-30 11:55:51,091 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-4) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:51,181 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-5) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:51,483 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-6) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:51,858 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-7) REST Request - [HTTP METHOD: GET] [PATH INFO: /projectInfo/last/5/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:51,863 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-8) REST Request - [HTTP METHOD: GET] [PATH INFO: /projectInfo/list/1/10/modifiedOn/DESC/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:51,874 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-7) SELECT e FROM Project e LEFT JOIN FETCH e.createdBy u WHERE e.businessAccountId = :businessAccountId ORDER BY e.modifiedOn DESC 2018-11-30 11:55:51,874 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-8) SELECT e FROM Project e LEFT JOIN FETCH e.createdBy u WHERE e.businessAccountId = :businessAccountId ORDER BY e.modifiedOn DESC 2018-11-30 11:55:51,916 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-7) SELECT count(e.id) FROM Project e WHERE e.businessAccountId = :businessAccountId 2018-11-30 11:55:51,916 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-8) SELECT count(e.id) FROM Project e WHERE e.businessAccountId = :businessAccountId 2018-11-30 11:55:58,740 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-9) REST Request - [HTTP METHOD: GET] [PATH INFO: /projectInfo/last/5/link anno] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:58,743 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-9) SELECT e FROM Project e LEFT JOIN FETCH e.createdBy u WHERE e.businessAccountId = :businessAccountId AND ((LOWER(e.name) LIKE :keyword) OR (LOWER(e.address) LIKE :keyword) OR (LOWER(e.customer) LIKE :keyword)) ORDER BY e.modifiedOn DESC 2018-11-30 11:55:58,751 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-10) REST Request - [HTTP METHOD: GET] [PATH INFO: /projectInfo/list/1/10/modifiedOn/DESC/link anno] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:55:58,753 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-10) SELECT e FROM Project e LEFT JOIN FETCH e.createdBy u WHERE e.businessAccountId = :businessAccountId AND ((LOWER(e.name) LIKE :keyword) OR (LOWER(e.address) LIKE :keyword) OR (LOWER(e.customer) LIKE :keyword)) ORDER BY e.modifiedOn DESC 2018-11-30 11:55:58,775 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-9) SELECT count(e.id) FROM Project e WHERE e.businessAccountId = :businessAccountId AND ((LOWER(e.name) LIKE :keyword) OR (LOWER(e.address) LIKE :keyword) OR (LOWER(e.customer) LIKE :keyword)) 2018-11-30 11:55:58,776 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-10) SELECT count(e.id) FROM Project e WHERE e.businessAccountId = :businessAccountId AND ((LOWER(e.name) LIKE :keyword) OR (LOWER(e.address) LIKE :keyword) OR (LOWER(e.customer) LIKE :keyword)) 2018-11-30 11:55:59,186 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-11) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:56:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 11:56:02,589 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-12) REST Request - [HTTP METHOD: POST] [PATH INFO: /projectInfo] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:02,738 INFO [com.pvstream.pilot.api.core.bl.appservice.weatherdata.PVWattsWeatherDataService] (Thread-108) ==> Calling PVWATTS API - Query weather data: lat=41.407&lon=2.202&radius=300&all=1 2018-11-30 11:56:02,738 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (Thread-108) PVWatts weather query request URL: https://developer.nrel.gov/api/solar/data_query/v1.json?api_key=o3hUvnROE4kaiuxdeTj8LbJ58cFVTmwufy1u4VWI&lat=41.407&lon=2.202&radius=300&all=1 2018-11-30 11:56:02,744 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-13) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:03,047 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-14) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:03,573 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-15) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:03,584 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-16) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:04,195 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-17) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:04,195 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-18) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:04,199 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-20) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:04,199 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-19) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:04,205 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-17) >>> Received request to shadow pies for entire project 2018-11-30 11:56:04,417 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (Thread-108) PVWatts weather query status code: OK (200) 2018-11-30 11:56:04,427 INFO [com.pvstream.pilot.api.core.bl.appservice.weatherdata.PVWattsWeatherDataService] (Thread-108) ==> Closes weather station: null 2018-11-30 11:56:04,427 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (Thread-108) PVWatts simulation service request URL: https://developer.nrel.gov/api/pvwatts/v5.json?api_key=o3hUvnROE4kaiuxdeTj8LbJ58cFVTmwufy1u4VWI&file_id=2-081840-EPW-SWEC-epw&system_capacity=4&azimuth=180&tilt=0&array_type=1&module_type=1&losses=10&timeframe=hourly 2018-11-30 11:56:04,523 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-21) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:04,850 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-22) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:04,963 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-24) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:04,963 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-23) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:04,969 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-23) Received request to layout panels on all roofs 2018-11-30 11:56:05,620 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (Thread-108) PVWatts simulation service status code: OK (200) 2018-11-30 11:56:06,666 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-25) REST Request - [HTTP METHOD: POST] [PATH INFO: /energyusage/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:06,689 INFO [com.pvstream.pilot.api.core.bl.workflow.EnergyUsage.RecalculateEnergyUsageWorkflowImpl] (default task-25) Calculating energy consumption for project with id 4506 2018-11-30 11:56:06,692 INFO [com.pvstream.pilot.api.core.bl.appservice.energyconsumption.EnergyConsumptionAppServiceImpl] (default task-25) Running Energy Consumption calculation for request: {"latitude":41.406683,"longitude":2.201771,"monthlyEnergyBill":50.0,"noneResidentialInhabitants":2,"houseArea":100.0,"technicalProfile":{"totalBathroomArea":3.0,"colling":true,"electricalBathroomHeating":false,"domesticWaterHeating":false},"typeOfHouse":"Residential","familyProfile":{"children":0,"studentsNonWorking":0,"studentsWorking":0,"adultsWorking":0,"adultsNonWorking":0,"seniors":0,"multifamilyInhabitants":2,"useMultifamilyData":true}} 2018-11-30 11:56:07,055 INFO [com.pvstream.pilot.api.core.bl.appservice.weatherdata.PVWattsWeatherDataService] (default task-25) ==> Calling PVWATTS API - Query weather data: lat=41.407&lon=2.202&radius=300&all=1 2018-11-30 11:56:07,055 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-25) PVWatts weather query request URL: https://developer.nrel.gov/api/solar/data_query/v1.json?api_key=o3hUvnROE4kaiuxdeTj8LbJ58cFVTmwufy1u4VWI&lat=41.407&lon=2.202&radius=300&all=1 2018-11-30 11:56:07,899 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-25) PVWatts weather query status code: OK (200) 2018-11-30 11:56:07,901 INFO [com.pvstream.pilot.api.core.bl.appservice.weatherdata.PVWattsWeatherDataService] (default task-25) ==> Closes weather station: null 2018-11-30 11:56:07,901 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-25) PVWatts simulation service request URL: https://developer.nrel.gov/api/pvwatts/v5.json?api_key=o3hUvnROE4kaiuxdeTj8LbJ58cFVTmwufy1u4VWI&file_id=2-081840-EPW-SWEC-epw&system_capacity=4&azimuth=180&tilt=0&array_type=1&module_type=1&losses=10&timeframe=hourly 2018-11-30 11:56:09,099 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-25) PVWatts simulation service status code: OK (200) 2018-11-30 11:56:09,617 INFO [com.pvstream.pilot.api.core.bl.workflow.EnergyUsage.RecalculateEnergyUsageWorkflowImpl] (default task-25) Country statistics retrieved 2018-11-30 11:56:09,617 INFO [com.pvstream.pilot.api.core.bl.workflow.EnergyUsage.RecalculateEnergyUsageWorkflowImpl] (default task-25) Calculating energy bill for project with id 4506 2018-11-30 11:56:09,684 INFO [com.pvstream.pilot.api.core.bl.workflow.EnergyUsage.RecalculateEnergyUsageWorkflowImpl] (default task-25) Saving energy consumption and energy bill for project with id 4506 2018-11-30 11:56:10,812 INFO [com.pvstream.pilot.api.core.bl.workflow.EnergyUsage.RecalculateEnergyUsageWorkflowImpl] (default task-25) Energy pre-solar energy bill and energy consumption profile has been saved for project with id 4506 2018-11-30 11:56:10,812 INFO [com.pvstream.pilot.api.core.bl.workflow.EnergyUsage.RecalculateEnergyUsageWorkflowImpl] (default task-25) Building energy bill DTO for project with id 4506 2018-11-30 11:56:10,817 INFO [com.pvstream.pilot.api.core.bl.workflow.EnergyUsage.RecalculateEnergyUsageWorkflowImpl] (default task-25) Energy usage and bill calculation for project with 4506: ...Done 2018-11-30 11:56:11,138 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-26) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:11,138 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-27) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:56:15,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 11:56:27,604 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-28) REST Request - [HTTP METHOD: POST] [PATH INFO: /roof] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:27,613 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-28) Received request for new roof creation 2018-11-30 11:56:27,895 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-29) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:27,895 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-30) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:27,896 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-30) >>> Received request to shadow pies for entire project 2018-11-30 11:56:27,940 INFO [com.pvstream.pilot.api.core.bl.appservice.weatherdata.PVWattsWeatherDataService] (default task-29) ==> Calling PVWATTS API - Query weather data: lat=41.407&lon=2.202&radius=300&all=1 2018-11-30 11:56:27,940 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-29) PVWatts weather query request URL: https://developer.nrel.gov/api/solar/data_query/v1.json?api_key=o3hUvnROE4kaiuxdeTj8LbJ58cFVTmwufy1u4VWI&lat=41.407&lon=2.202&radius=300&all=1 2018-11-30 11:56:28,197 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-31) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:28,198 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-32) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:28,198 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-31) Received request to layout panels on all roofs 2018-11-30 11:56:28,416 INFO [com.pvstream.pilot.api.core.bl.appservice.weatherdata.PVWattsWeatherDataService] (default task-32) ==> Calling PVWATTS API - Query weather data: lat=41.407&lon=2.202&radius=300&all=1 2018-11-30 11:56:28,416 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-32) PVWatts weather query request URL: https://developer.nrel.gov/api/solar/data_query/v1.json?api_key=o3hUvnROE4kaiuxdeTj8LbJ58cFVTmwufy1u4VWI&lat=41.407&lon=2.202&radius=300&all=1 2018-11-30 11:56:28,712 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-29) PVWatts weather query status code: OK (200) 2018-11-30 11:56:28,713 INFO [com.pvstream.pilot.api.core.bl.appservice.weatherdata.PVWattsWeatherDataService] (default task-29) ==> Closes weather station: null 2018-11-30 11:56:28,715 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-29) PVWatts simulation service request URL: https://developer.nrel.gov/api/pvwatts/v5.json?api_key=o3hUvnROE4kaiuxdeTj8LbJ58cFVTmwufy1u4VWI&system_capacity=1&module_type=0&losses=5&array_type=0&tilt=0.00000&azimuth=345.960&file_id=2-081840-EPW-SWEC-epw&timeframe=hourly&dc_ac_ratio=1.100000&gcr=1&inv_eff=96&roof_face_id=1&roof_face_area=100.000 2018-11-30 11:56:29,218 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-32) PVWatts weather query status code: OK (200) 2018-11-30 11:56:29,219 INFO [com.pvstream.pilot.api.core.bl.appservice.weatherdata.PVWattsWeatherDataService] (default task-32) ==> Closes weather station: null 2018-11-30 11:56:29,219 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-32) PVWatts simulation service request URL: https://developer.nrel.gov/api/pvwatts/v5.json?api_key=o3hUvnROE4kaiuxdeTj8LbJ58cFVTmwufy1u4VWI&system_capacity=1&module_type=0&losses=5&array_type=0&tilt=0.00000&azimuth=345.960&file_id=2-081840-EPW-SWEC-epw&timeframe=hourly&dc_ac_ratio=1.100000&gcr=1&inv_eff=96&roof_face_id=1&roof_face_area=100.000 2018-11-30 11:56:29,819 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-29) PVWatts simulation service status code: OK (200) 2018-11-30 11:56:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:56:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 11:56:30,162 INFO [com.pvstream.pilot.api.core.bl.appservice.irradiance.IrradianceAppServiceImpl] (default task-29) Simulation status code: OK (200) 2018-11-30 11:56:30,398 INFO [com.pvstream.pilot.api.core.bl.serviceagents.RESTServiceAgentBase] (default task-32) PVWatts simulation service status code: OK (200) 2018-11-30 11:56:30,934 INFO [com.pvstream.pilot.api.core.bl.appservice.irradiance.IrradianceAppServiceImpl] (default task-32) Simulation status code: OK (200) 2018-11-30 11:56:41,052 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-33) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:42,321 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-34) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:42,879 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-35) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:42,882 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-35) Received request for layout update 2018-11-30 11:56:42,962 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-35) Layout with id 34134 has been updated 2018-11-30 11:56:43,131 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-36) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:43,133 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-36) Received request to layout panels on all roofs 2018-11-30 11:56:43,284 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-37) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:43,284 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-38) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:56:45,017 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 11:56:50,625 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-39) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:50,627 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-39) Received request for layout update 2018-11-30 11:56:51,338 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-39) Layout with id 34134 has been updated 2018-11-30 11:56:51,660 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-40) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:51,660 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-42) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:51,660 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-41) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:51,662 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-40) Received request to layout panels on all roofs 2018-11-30 11:56:52,501 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-43) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:53,063 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-44) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:53,065 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-44) Received request for layout update 2018-11-30 11:56:53,086 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-44) Layout with id 34134 has been updated 2018-11-30 11:56:53,313 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-45) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:53,315 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-45) Received request to layout panels on all roofs 2018-11-30 11:56:53,410 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-46) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:53,410 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-47) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:54,103 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-48) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:54,663 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-49) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:54,664 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-49) Received request for layout update 2018-11-30 11:56:54,726 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-49) Layout with id 34134 has been updated 2018-11-30 11:56:54,914 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-50) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:54,915 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-50) Received request to layout panels on all roofs 2018-11-30 11:56:55,051 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-51) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:55,054 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-52) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:55,054 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-53) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:55,055 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-53) Received request for layout update 2018-11-30 11:56:55,082 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-53) Layout with id 34134 has been updated 2018-11-30 11:56:55,112 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-54) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:55,118 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-54) Received request to layout panels on all roofs 2018-11-30 11:56:55,755 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-55) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:55,978 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-56) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:56,023 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-57) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:56,545 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-58) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:56,935 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-59) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:57,503 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-60) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:57,755 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-61) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:57,756 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-61) Received request for layout update 2018-11-30 11:56:57,848 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-61) Layout with id 34134 has been updated 2018-11-30 11:56:58,047 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-62) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:58,049 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-62) Received request to layout panels on all roofs 2018-11-30 11:56:58,169 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-64) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:56:58,169 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-63) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:57:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:57:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 11:57:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:57:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 11:57:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 11:57:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 11:57:36,010 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-65) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:57:37,429 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-66) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:57:43,531 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-67) REST Request - [HTTP METHOD: PUT] [PATH INFO: /design/electrical/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:57:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 11:57:45,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 11:57:52,485 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-68) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:57:53,109 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-69) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:57:53,582 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-70) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:57:58,855 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-71) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 11:58:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 11:58:00,020 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-72) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:01,560 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-73) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:02,253 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-74) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:04,845 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-75) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 11:58:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 11:58:22,392 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-76) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:22,394 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-76) Received request for layout update 2018-11-30 11:58:22,463 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-76) Layout with id 34134 has been updated 2018-11-30 11:58:22,644 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-77) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:22,647 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-77) Received request to layout panels on all roofs 2018-11-30 11:58:22,785 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-78) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:22,786 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-79) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:23,065 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-80) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:23,730 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-81) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/810] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:24,067 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-82) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/810] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:24,316 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-83) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:24,317 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-83) Received request for layout update 2018-11-30 11:58:24,383 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-83) Layout with id 34134 has been updated 2018-11-30 11:58:24,411 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-84) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:24,413 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-84) Received request to layout panels on all roofs 2018-11-30 11:58:24,715 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-85) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:24,715 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-86) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:24,727 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-87) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:24,729 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-87) Received request for layout update 2018-11-30 11:58:24,761 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-87) Layout with id 34134 has been updated 2018-11-30 11:58:25,124 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-88) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:25,125 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-88) Received request to layout panels on all roofs 2018-11-30 11:58:25,348 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-89) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:25,433 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-90) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:27,938 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-91) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 11:58:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 11:58:30,636 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-92) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:31,454 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-93) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:32,032 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-94) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:34,866 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-95) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:35,302 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-96) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:38,840 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-97) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 11:58:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 11:58:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 11:59:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 11:59:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 11:59:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 11:59:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 11:59:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 11:59:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 11:59:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 11:59:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:00:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:00:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:00:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:00:15,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:00:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:00:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:00:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:00:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:01:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:01:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:01:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:01:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:01:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:01:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:01:34,340 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-98) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:34,425 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-99) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:34,426 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-100) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:34,461 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-101) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:34,763 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-102) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:35,135 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-103) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:35,163 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-104) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,003 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-105) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,004 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-106) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,004 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-108) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,005 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-107) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,005 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-106) >>> Received request to shadow pies for entire project 2018-11-30 12:01:36,306 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-109) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,314 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-110) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,331 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-111) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,885 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-113) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,885 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-112) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:01:36,886 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-112) Received request to layout panels on all roofs 2018-11-30 12:01:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:01:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:02:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:02:00,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:02:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:02:15,018 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:02:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:02:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:02:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:02:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:03:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:03:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:03:04,828 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-114) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:04,923 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-115) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:04,926 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-116) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:04,965 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-117) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:05,318 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-118) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:05,727 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-119) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:05,787 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-120) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:06,804 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-121) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:06,805 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-122) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:06,806 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-122) >>> Received request to shadow pies for entire project 2018-11-30 12:03:06,808 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-124) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:06,808 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-123) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:07,113 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-125) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:07,123 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-126) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:07,143 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-127) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:07,560 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-128) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:07,560 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-129) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:03:07,562 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-128) Received request to layout panels on all roofs 2018-11-30 12:03:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:03:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:03:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:03:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:03:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:03:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:04:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:04:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:04:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:04:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:04:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:04:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:04:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:04:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:05:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:05:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:05:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:05:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:05:18,309 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-130) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:18,473 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-131) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:18,473 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-132) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:18,507 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-133) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:18,810 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-134) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:19,151 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-135) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:19,206 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-136) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:20,164 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-137) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:20,166 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-138) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:20,166 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-139) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:20,167 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-138) >>> Received request to shadow pies for entire project 2018-11-30 12:05:20,169 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-140) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:20,472 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-141) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:20,480 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-142) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:20,498 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-143) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:20,897 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-144) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:20,899 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-144) Received request to layout panels on all roofs 2018-11-30 12:05:21,203 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-145) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:05:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:05:43,466 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-146) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:05:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:05:47,558 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-147) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:48,253 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-148) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:05:49,240 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-149) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:06:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:06:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:06:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:06:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:06:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:06:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:06:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:06:51,339 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-150) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:51,419 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-151) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:51,419 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-152) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:51,454 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-153) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:51,814 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-154) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:52,188 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-155) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:52,218 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-156) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:53,244 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-157) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:53,244 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-158) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:53,246 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-158) >>> Received request to shadow pies for entire project 2018-11-30 12:06:53,248 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-160) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:53,248 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-159) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:53,552 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-161) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:53,558 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-162) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:53,575 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-163) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:54,223 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-165) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:54,223 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-164) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:06:54,225 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-164) Received request to layout panels on all roofs 2018-11-30 12:07:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:07:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:07:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:07:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:07:15,640 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-166) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:15,730 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-168) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:15,730 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-167) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:15,766 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-169) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:16,111 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-170) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:16,485 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-171) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:16,514 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-172) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:17,557 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-173) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:17,557 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-174) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:17,558 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-175) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:17,559 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-174) >>> Received request to shadow pies for entire project 2018-11-30 12:07:17,561 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-176) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:17,867 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-177) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:17,873 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-178) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:17,891 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-179) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:18,356 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-180) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:18,356 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-181) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:18,357 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-181) Received request to layout panels on all roofs 2018-11-30 12:07:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:07:30,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:07:31,739 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-182) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:39,323 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-183) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:40,057 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-184) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:41,042 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-185) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:07:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:07:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:07:52,133 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-186) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:08:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:08:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:08:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:08:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:08:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:08:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:08:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:08:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:09:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:09:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:09:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:09:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:09:22,920 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-187) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:22,999 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-189) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:22,999 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-188) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:23,029 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-190) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:23,371 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-191) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:23,741 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-192) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:23,769 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-193) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:24,757 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-194) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:24,757 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-195) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:24,758 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-195) >>> Received request to shadow pies for entire project 2018-11-30 12:09:24,760 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-196) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:24,760 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-197) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:25,064 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-198) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:25,070 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-199) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:25,084 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-200) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:25,595 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-202) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:25,595 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-201) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:25,596 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-201) Received request to layout panels on all roofs 2018-11-30 12:09:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:09:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:09:31,391 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-203) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:09:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:09:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:10:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:10:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:10:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:10:15,009 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:10:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:10:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:10:34,142 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-204) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:34,254 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-205) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:34,254 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-206) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:34,294 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-207) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:34,693 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-208) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:35,066 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-209) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:35,093 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-210) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,130 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-211) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,130 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-212) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,131 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-213) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,133 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-212) >>> Received request to shadow pies for entire project 2018-11-30 12:10:36,134 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-214) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,437 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-215) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,444 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-216) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,490 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-217) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,920 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-219) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,920 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-218) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:36,922 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-218) Received request to layout panels on all roofs 2018-11-30 12:10:42,733 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-220) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:10:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:10:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:11:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:11:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:11:13,360 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-221) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:13,442 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-222) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:13,443 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-223) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:13,625 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-224) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:13,954 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-225) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:14,332 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-226) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:14,359 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-227) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:11:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:11:15,272 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-228) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:15,279 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-231) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:15,279 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-230) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:15,279 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-229) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:15,280 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-229) >>> Received request to shadow pies for entire project 2018-11-30 12:11:15,584 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-232) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:15,591 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-233) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:15,610 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-234) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:16,099 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-235) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:16,099 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-236) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:16,100 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-235) Received request to layout panels on all roofs 2018-11-30 12:11:20,447 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-237) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:23,644 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-238) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:24,310 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-239) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:24,829 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-240) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:11:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:11:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:11:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:11:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:12:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:12:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:12:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:12:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:12:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:12:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:12:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:12:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:13:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:13:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:13:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:13:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:13:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:13:30,009 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:13:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:13:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:14:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:14:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:14:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:14:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:14:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:14:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:14:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:14:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:15:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:15:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:15:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:15:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:15:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:15:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:15:31,875 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-241) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:31,972 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-242) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:31,972 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-243) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:32,005 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-244) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:32,337 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-245) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:32,708 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-246) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:32,734 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-247) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:33,798 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-248) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:33,799 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-249) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:33,800 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-250) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:33,801 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-249) >>> Received request to shadow pies for entire project 2018-11-30 12:15:33,803 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-251) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:34,106 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-252) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:34,114 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-253) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:34,133 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-254) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:34,612 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-255) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:34,612 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-256) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:34,614 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-255) Received request to layout panels on all roofs 2018-11-30 12:15:42,223 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-1) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:15:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:15:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:16:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:16:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:16:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:16:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:16:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:16:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:16:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:16:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:17:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:17:00,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:17:04,253 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-2) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:04,351 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-3) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:04,352 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-4) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:04,394 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-5) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:04,791 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-6) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:05,195 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-8) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:05,330 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-7) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:06,665 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-9) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:06,665 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-10) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:06,667 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-10) >>> Received request to shadow pies for entire project 2018-11-30 12:17:06,669 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-11) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:06,670 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-12) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:06,977 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-13) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:06,983 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-14) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:07,003 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-16) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:07,922 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-15) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:07,922 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-17) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:07,923 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-15) Received request to layout panels on all roofs 2018-11-30 12:17:11,917 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-18) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:14,608 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-19) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:17:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:17:15,701 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-20) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:16,890 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-21) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:18,043 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-22) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:19,437 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-23) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:21,689 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-24) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:24,798 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-25) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:17:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:17:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:17:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:17:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:18:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:18:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:18:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:18:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:18:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:18:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:18:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:18:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:18:48,291 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-27) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:48,370 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-26) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:48,370 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-28) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:48,525 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-30) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:48,828 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-31) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:49,204 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-29) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:49,232 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-32) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,085 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-33) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34512/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,085 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-34) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4506] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,086 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-34) >>> Received request to shadow pies for entire project 2018-11-30 12:18:50,087 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-35) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5063] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,089 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-36) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,393 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-37) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,398 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-38) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,418 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-39) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,826 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-41) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,826 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-40) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:50,827 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-40) Received request to layout panels on all roofs 2018-11-30 12:18:54,732 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-42) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:56,646 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-43) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:57,466 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-44) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:58,782 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-45) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:18:59,590 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-46) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:19:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:19:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:19:01,980 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-47) REST Request - [HTTP METHOD: POST] [PATH INFO: /design/electrical/inverter/link/byPath/analyse] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:19:02,790 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-48) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/inverter] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 12:19:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:19:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:19:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:19:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:19:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:19:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:20:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:20:00,012 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:20:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:20:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:20:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:20:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:20:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:20:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:21:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:21:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:21:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:21:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:21:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:21:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:21:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:21:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:22:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:22:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:22:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:22:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:22:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:22:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:22:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:22:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:23:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:23:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:23:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:23:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:23:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:23:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:23:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:23:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:24:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:24:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:24:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:24:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:24:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:24:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:24:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:24:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:25:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:25:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:25:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:25:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:25:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:25:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:25:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:25:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:26:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:26:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:26:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:26:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:26:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:26:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:26:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:26:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:27:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:27:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:27:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:27:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:27:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:27:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:27:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:27:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:28:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:28:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:28:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:28:15,011 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:28:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:28:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:28:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:28:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:29:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:29:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:29:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:29:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:29:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:29:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:29:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:29:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:30:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:30:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:30:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:30:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:30:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:30:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:30:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:30:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:31:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:31:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:31:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:31:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:31:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:31:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:31:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:31:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:32:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:32:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:32:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:32:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:32:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:32:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:32:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:32:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:33:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:33:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:33:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:33:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:33:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:33:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:33:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:33:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:34:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:34:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:34:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:34:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:34:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:34:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:34:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:34:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:35:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:35:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:35:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:35:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:35:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:35:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:35:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:35:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:36:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:36:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:36:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:36:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:36:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:36:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:36:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:36:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:37:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:37:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:37:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:37:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:37:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:37:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:37:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:37:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:38:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:38:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:38:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:38:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:38:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:38:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:38:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:38:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:39:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:39:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:39:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:39:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:39:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:39:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:39:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:39:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:40:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:40:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:40:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:40:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:40:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:40:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:40:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:40:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:41:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:41:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:41:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:41:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:41:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:41:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:41:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:41:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:42:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:42:00,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:42:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:42:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:42:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:42:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:42:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:42:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:43:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:43:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:43:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:43:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:43:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:43:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:43:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:43:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:44:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:44:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:44:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:44:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:44:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:44:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:44:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:44:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:45:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:45:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:45:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:45:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:45:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:45:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:45:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:45:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:46:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:46:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:46:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:46:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:46:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:46:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:46:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:46:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:47:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:47:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:47:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:47:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:47:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:47:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:47:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:47:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:48:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:48:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:48:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:48:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:48:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:48:30,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:48:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:48:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:49:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:49:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:49:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:49:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:49:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:49:30,031 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:49:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:49:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:50:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:50:00,020 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:50:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:50:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:50:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:50:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:50:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:50:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:51:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:51:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:51:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:51:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:51:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:51:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:51:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:51:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:52:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:52:00,011 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:52:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:52:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:52:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:52:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:52:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:52:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:53:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:53:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:53:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:53:15,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:53:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:53:30,014 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:53:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:53:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:54:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:54:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:54:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:54:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:54:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:54:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:54:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:54:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:55:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:55:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:55:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:55:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:55:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:55:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:55:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:55:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:56:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:56:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:56:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:56:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:56:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:56:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:56:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:56:45,013 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:57:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:57:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:57:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:57:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 12:57:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 12:57:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 12:57:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 12:57:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 12:58:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 12:58:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 12:58:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 12:58:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 12:58:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 12:58:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 12:58:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 12:58:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 12:59:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 12:59:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 12:59:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 12:59:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 12:59:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 12:59:30,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 12:59:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 12:59:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:00:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:00:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:00:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:00:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:00:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:00:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:00:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:00:45,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:01:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:01:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:01:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:01:15,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:01:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:01:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:01:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:01:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:02:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:02:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:02:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:02:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:02:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:02:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:02:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:02:45,014 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:03:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:03:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:03:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:03:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:03:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:03:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:03:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:03:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:04:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:04:00,014 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:04:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:04:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:04:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:04:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:04:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:04:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:05:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:05:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:05:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:05:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:05:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:05:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:05:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:05:45,011 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:06:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:06:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:06:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:06:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:06:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:06:30,020 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:06:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:06:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:07:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:07:00,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:07:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:07:15,014 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:07:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:07:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:07:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:07:45,023 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:08:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:08:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:08:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:08:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:08:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:08:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:08:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:08:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:09:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:09:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:09:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:09:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:09:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:09:30,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:09:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:09:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:10:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:10:00,009 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:10:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:10:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:10:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:10:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:10:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:10:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:11:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:11:00,008 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:11:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:11:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:11:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:11:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:11:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:11:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:12:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:12:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:12:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:12:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:12:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:12:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:12:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:12:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:13:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:13:00,010 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:13:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:13:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:13:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:13:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:13:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:13:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:14:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:14:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:14:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:14:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:14:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:14:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:14:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:14:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:15:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:15:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:15:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:15:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:15:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:15:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:15:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:15:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:16:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:16:00,018 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:16:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:16:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:16:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:16:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:16:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:16:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:17:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:17:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:17:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:17:15,018 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:17:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:17:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:17:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:17:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:18:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:18:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:18:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:18:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:18:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:18:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:18:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:18:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:19:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:19:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:19:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:19:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:19:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:19:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:19:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:19:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:20:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:20:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:20:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:20:15,014 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:20:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:20:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:20:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:20:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:21:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:21:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:21:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:21:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:21:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:21:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:21:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:21:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:22:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:22:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:22:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:22:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:22:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:22:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:22:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:22:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:23:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:23:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:23:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:23:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:23:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:23:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:23:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:23:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:24:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:24:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:24:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:24:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:24:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:24:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:24:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:24:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:25:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:25:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:25:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:25:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:25:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:25:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:25:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:25:45,012 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:26:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:26:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:26:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:26:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:26:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:26:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:26:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:26:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:27:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:27:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:27:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:27:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:27:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:27:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:27:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:27:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:27:48,972 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-53) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:49,110 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-54) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:49,190 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-51) REST Request - [HTTP METHOD: GET] [PATH INFO: /anonymous/localization/default] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:50,294 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-52) REST Request - [HTTP METHOD: POST] [PATH INFO: /auth/login] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:50,553 INFO [com.pvstream.pilot.api.core.security.JpaRealm] (default task-52) >>>>>>>> user successfully logged in test@pvstream.com 2018-11-30 13:27:50,588 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-57) REST Request - [HTTP METHOD: GET] [PATH INFO: /auth/isSessionActive] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:50,682 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-55) REST Request - [HTTP METHOD: GET] [PATH INFO: /currencycode] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:50,983 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-56) REST Request - [HTTP METHOD: GET] [PATH INFO: /localization] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:51,341 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-59) REST Request - [HTTP METHOD: GET] [PATH INFO: /projectInfo/last/5/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:51,345 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-58) REST Request - [HTTP METHOD: GET] [PATH INFO: /projectInfo/list/1/10/modifiedOn/DESC/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:51,345 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-59) SELECT e FROM Project e LEFT JOIN FETCH e.createdBy u WHERE e.businessAccountId = :businessAccountId ORDER BY e.modifiedOn DESC 2018-11-30 13:27:51,347 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-58) SELECT e FROM Project e LEFT JOIN FETCH e.createdBy u WHERE e.businessAccountId = :businessAccountId ORDER BY e.modifiedOn DESC 2018-11-30 13:27:51,353 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-59) SELECT count(e.id) FROM Project e WHERE e.businessAccountId = :businessAccountId 2018-11-30 13:27:51,389 INFO [com.pvstream.pilot.api.core.dal.util.QueryHelper] (default task-58) SELECT count(e.id) FROM Project e WHERE e.businessAccountId = :businessAccountId 2018-11-30 13:27:52,100 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-60) REST Request - [HTTP METHOD: GET] [PATH INFO: /businessmodel] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:52,100 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-61) REST Request - [HTTP METHOD: GET] [PATH INFO: /user/settings] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:52,335 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-62) REST Request - [HTTP METHOD: GET] [PATH INFO: /project/4508] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:52,425 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-64) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,069 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-63) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/yield/34514/5065] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,071 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-65) REST Request - [HTTP METHOD: GET] [PATH INFO: /roof/shadowpie/4508] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,072 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-66) REST Request - [HTTP METHOD: GET] [PATH INFO: /annotations/version/5065] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,072 INFO [com.pvstream.pilot.api.presentation.services.Roof.RoofResource] (default task-65) >>> Received request to shadow pies for entire project 2018-11-30 13:27:53,074 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-67) REST Request - [HTTP METHOD: GET] [PATH INFO: /design/electrical] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,076 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-68) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,089 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-69) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,400 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-70) REST Request - [HTTP METHOD: GET] [PATH INFO: /energyusage/default/rate/US] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,968 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-71) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,968 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-72) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:27:53,971 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-71) Received request to layout panels on all roofs 2018-11-30 13:28:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:28:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:28:02,986 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-73) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:03,613 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-74) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:04,182 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-75) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:04,183 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-75) Received request for layout update 2018-11-30 13:28:04,248 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-75) Layout with id 34136 has been updated 2018-11-30 13:28:04,432 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-76) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:04,433 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-76) Received request to layout panels on all roofs 2018-11-30 13:28:04,569 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-77) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:04,572 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-78) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:10,265 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-79) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:10,266 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-79) Received request for layout update 2018-11-30 13:28:10,339 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-79) Layout with id 34136 has been updated 2018-11-30 13:28:10,659 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-80) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:10,659 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-81) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:10,659 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-82) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:10,659 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-80) Received request to layout panels on all roofs 2018-11-30 13:28:11,286 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-83) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:11,845 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-84) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:11,846 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-84) Received request for layout update 2018-11-30 13:28:11,925 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-84) Layout with id 34136 has been updated 2018-11-30 13:28:12,097 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-87) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:12,098 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-87) Received request to layout panels on all roofs 2018-11-30 13:28:12,247 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-86) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:12,247 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-85) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:12,809 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-88) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:13,392 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-89) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:13,393 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-89) Received request for layout update 2018-11-30 13:28:13,462 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-89) Layout with id 34136 has been updated 2018-11-30 13:28:13,643 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-90) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:13,644 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-90) Received request to layout panels on all roofs 2018-11-30 13:28:13,791 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-91) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:13,791 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-92) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:14,365 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-93) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:28:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:28:16,321 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-94) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/generate] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:17,299 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-95) REST Request - [HTTP METHOD: GET] [PATH INFO: /reference/pvmodule/id/14879] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:17,864 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-96) REST Request - [HTTP METHOD: PUT] [PATH INFO: /layout] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:17,865 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-96) Received request for layout update 2018-11-30 13:28:17,932 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-96) Layout with id 34136 has been updated 2018-11-30 13:28:18,117 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-97) REST Request - [HTTP METHOD: GET] [PATH INFO: /layout/statistics] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:18,118 INFO [com.pvstream.pilot.api.presentation.services.layout.LayoutResource] (default task-97) Received request to layout panels on all roofs 2018-11-30 13:28:18,258 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-98) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal/savings/optimal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:18,258 INFO [com.pvstream.pilot.api.presentation.services.RequestFilter] (default task-99) REST Request - [HTTP METHOD: GET] [PATH INFO: /proposal] [REMOTE ADDRESS: 127.0.0.1] 2018-11-30 13:28:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:28:30,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:28:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:28:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:29:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:29:00,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:29:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:29:15,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:29:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:29:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:29:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:29:45,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:30:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:30:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:30:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:30:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:30:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:30:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:30:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:30:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:31:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:31:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:31:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:31:15,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:31:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:31:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:31:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:31:45,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:32:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:32:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:32:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:32:15,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:32:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:32:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:32:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:32:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:33:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:33:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:33:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:33:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:33:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:33:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:33:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:33:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:34:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:34:00,007 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:34:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:34:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:34:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:34:30,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:34:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:34:45,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:35:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:35:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:35:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:35:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:35:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:35:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:35:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:35:45,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:36:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:36:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:36:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:36:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:36:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:36:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:36:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:36:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:37:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:37:00,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:37:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:37:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:37:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:37:30,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:37:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:37:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:38:00,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:38:00,005 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:38:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:38:15,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:38:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:38:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:38:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:38:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:39:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:39:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end... 2018-11-30 13:39:15,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer start ... 2018-11-30 13:39:15,022 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 9) Email periodic timer end... 2018-11-30 13:39:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer start ... 2018-11-30 13:39:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 10) Email periodic timer end... 2018-11-30 13:39:45,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer start ... 2018-11-30 13:39:45,013 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 1) Email periodic timer end... 2018-11-30 13:40:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer start ... 2018-11-30 13:40:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 2) Email periodic timer end... 2018-11-30 13:40:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer start ... 2018-11-30 13:40:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 3) Email periodic timer end... 2018-11-30 13:40:30,001 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer start ... 2018-11-30 13:40:30,006 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 4) Email periodic timer end... 2018-11-30 13:40:45,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer start ... 2018-11-30 13:40:45,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 5) Email periodic timer end... 2018-11-30 13:41:00,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer start ... 2018-11-30 13:41:00,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 6) Email periodic timer end... 2018-11-30 13:41:15,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer start ... 2018-11-30 13:41:15,004 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 7) Email periodic timer end... 2018-11-30 13:41:30,000 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer start ... 2018-11-30 13:41:30,003 INFO [com.pvstream.pilot.api.core.util.EmailPeriodicTimer] (EJB default - 8) Email periodic timer end...